EXERCISE1: Underline the subjects once and the verb twice in each of the following sentences. Then indicate if the sentences are correct (C) or incorrect (I).
__I__ 1. My best friend always helpful with problems.
__C__ 2. The bus schedule has changed since last week.
__I__ 3. Accidentally dropped the glasson the floor.
__I__ 4. The customer paying the clerk for the clothes.__I__ 5. The professor handed the syllabus to the students.
__I__ 6. Each day practiced the piano for hours.
__C__ 7. The basketball player tossed the ball into the hoop.
__I__ 8. The new student in the class very talkative and friendly 
__I__ 9. Walking with the children to school.
__C__ 10. The whales headed south for the winter.EXERCISE 2 : Each of the following sentences contains one or more prepotional phrases. Underline the subjectonce and the verb twice. Circle the prepotional phrases that come before the verb. Then indicate if the sentences are correct (C) or incorrect (I).
__C__ 1. the name. of the baby in the crib is jack
__I__ 2. By the next meeting of the class need to turn in the papers.__I__ 3. The directions to the exercise on page twenty unclear.
__C__ 4. Because of the heavy rain throughout the night, the walkways are muddy.
__I__ 5. During the week cat lunch in the school cafeteria.
__I__ 6. In the morning after the concert was tired.__C__ 7. In the summer the trip to the mountains is our favorite trip.
__I__ 8. In a box on the top shelf of the cabinet in the hallway of the house.
__I__ 9. With her purse in her hand ran through the door.
__C__ 10. At 1:00 in the morning the alarm clock on the table beside the bed rang.EXERCISE (Skills 1-2): Underline the subjects once and the verbs twice. Circle the prepositional phrases that come before the verb. Then indicate if the sentences are correct (C) or incorrect (I).
__I__ 1. During the meeting in the office discussed the schedule
__I__ 2. The doctor gave the patient a prescription.__I__ 3. The tall evergreen trees along the road.
__C__ 4. The watch in the jewelry box needs a new battery.
__I__ 5. Pleasantly greets everyone in all the offices every morning.__I__ 6. In the office of the bulding across the street from the park on the corner.
__C__ 7. The dishes in the sink really need to be washed as soon possible.__I__ 8. In a moment of worry about the problem with the cash in the account.
__I__ 9. The plane from New York circling the airport.
__I__ 10. On a regular basis the plants in the boxes under the window in the kitchen are watered
and fed.TOEFL EXERXICES(Skill 1-2): Choose the letter of the word or group of words that best completes the sentences.
1. Mark Twain called the year after the Civil War the “Gilded Age”.
2. Early horses had does instead of hooves on their feet.
3. Tundra plants grow close to the ground in the short Arctic summer.
4. In 1867 the Unites States’ purchase of Alaska from the Russians for $7.2 million.
5. Between 1725 and 1750, New England witnessed an increase in the specialization of occupation
6. The large carotid artery carrying blood to the main parts of the brain.
7. Marconi developed radio as the first practical system of wireless telegraphy.
8. In 1975, the first successful space probe to Venus was beginning to send information back to Earth.
9. The two bigest resort in Arkansas are Hot Springs and Eureka Springs.
10. NASA’s Lyndon B. Johnson Space Center was the for the Mercury, Gemini, and Appolo space flights.
ECERCISE 3: Each of the following sentences contains one or more present participles. Underline the subjects once and the verbs twice. Circle the present participles and label. Them as adjectives or verbs. Then indicate if the sentences are correct (C) or incorrect (I) .
__C__ 1. 
The crying baby needs to be picked up.
The crying baby needs to be picked up.__I__ 2. The clothes are lying on the floor should go into the washing machine.
__I__ 3. The waitress bringing the steaming soup to the waiting diners.
__C__ 4. Most of the striking workers are walking the picket line.
__C__ 5. For her birthday, the child is getting a talking doll.
__I__ 6. The setting sun creating a rainbow of colors in the sky.
__I__ 7. The ship is sailing to mexico is leaving tonight.
__I__ 8. The letters needing immediate answers answers are on the desk.
__I__ 9. The boring class just ending a few a minutes ago.
__C__ 10. The fast moving clouds are bringang heezing rain to the area
EXERCISE 4: Each of the following sentences contains one or more present participles. Underline the subjects once and the verbs twice. Circle the past participles and label. Them as adjectives or verbs. Then indicate if the sentences are correct (C) or incorrect (I) .
__I__ 1. The food is served in this restaurant is delicious.
__C__ 2. The plane landed on the deserted runway.
__I__ 3. The unexpected guests arrived just at dinnertime.
__I__ 4. The courses are listed in catalogue are required courses.
__C__ 5. The teacher found the lost exam.
__I__ 6. The small apartment very crowded and disorganized.
__I__ 7. The photographs developed yesterday showed sam and his friends.
__C__ 8. The locked drawer contained the unworn jewels.
__I__ 9. The tree was blown over in the storm was cut into logs.
__C__ 10. The students registered in this course are listed on that sheet of papers.
EXERCISE (Skills 3-4): Each of the following sentences contains one or more paticiples. Underline the subjects once and the verb twice. Circle the participles and label them as adjectives or verbs. Then indicate if the sentences are correct (C) or incorrect (I).
__C__ 1. Our hosts are serving drinks on the tiled patio.
__I__ 2. The tired woman taking a much-needed nap.
__C__ 3. The letters were sent on Monday arrived on Wednesday.
__C__ 4. The winners deserved the big prize.
__I__ 5. The plants are growing in the garden need a lot of water.
__I__ 6. The shining stars lip up the darkened sky.
__I__ 7. The drive rapidly increased the speed of the racing car.
__I__ 8. The excited children trying to build a snowman in the falling snow.
__I__ 9. The students are completing the course will graduate in june.
__C__ 10. The cissatisfied customer is returning the broken toaster to the store.
TOEFL EXERCISE (Skills 3-4): Choose the letter of the word or group of the words that best completes the sentence.
1. The first flowering plants appeared during the last period of the dinosaur’s reign.
2. The earliest medicines were obtained from plants of the various sorts.
3. Simple sails were made from canvas stretched over a frame.
4. Pluto’s moon Charon is moving in a slightly elliptical path around the planet.
5. Techniques of breath control form an assential part of any training program to improve the voice.
6. Robert E.Lee surrendered the Confederane Army to General Grant the Appomat 1865 at Appomattox Courthouse.
7. The pitutary gland, found below the brain, releases hormones to control other glands.
8. At around two years of age, many children regularly produce sentences containing there or four words.
9. Multinational companies are finding it increasingly acceptable brnd names.
10. The cornea is located undr the conjuntiva, on the exposed part of the eye.
TOEFL REVIEW EXERCISE (Skillsn 1-4): Choose the letter of the word or group of words that best completes the sentence.
1. The Plynesians arrived first settled the Hawaiian Island between A.D. 300 and 750.
2. In 1066, a bright comet was appearing in the sky attracted much attention.
3. In some daguerreotype cameras, from the view of the object through a hole in the back of the box.
4. In the Stone Age, stone tools they polished with other rock materials.
5. The first steamship to cross the Atlantic was the Savannah, in 1819.
6. The Earth’s plates meet each other at cracks in The Earth called faults.
7. The first plant like organism probably living in the sea, perhaps three billion years ago.
8. In male pattern baldness , heredity has strongly influences the degree of hair loss.
9. In Watch the Skies, Curtis Peebles fascination with making attempt to explain America’s belief in flying saucers.
10. The irregular coastline of Massachusetts is a succesion of bays and inlets, with the book of the Cap Cod peninsula in the southeast.
ECERCISE 5: Each of the following sentences contains one or more present participles. Underline the subjects once and the verbs twice. Circle the connectors. Then indicate if the sentences are correct (C) or incorrect (I) .
__C__ 1.. the lawn needs water every day, or it will turn brown
__I__ 2. The book was not long, but it difficult to read.
__I__ 3. It was raining, so decided not to go camping.
__C__ 4. The material has been cut , and the pieces have been sewn together.__I__ 5. The patient took all the medicine, he did not feel much better.
__C__ 6. The bill must be paid immediatcly, or the electricity will turned off.
__C__ 7. The furnace broke so the house got quite cold. __C__ 8. The dress did not cost too much, but the quality it seemed excellent.
__C__ 9. The leaves kept falling of the trees, and the boys kept raking them up, but the yard was still covered.
__C__ 10. The postman has already delivered the mail, so the letter is not gong to arrive today it 
probably will arrive tomorrow.ECERCISE 6: Each of the following sentences contains more than one clause. Underline the subjects once and the verbs twice. Circle the connectors. Then indicate if the sentences are correct (C) or incorrect (I) .
__C__ 1. After the plane circle the airport, it landed on the man runway.__I__ 2. The registration process took many hours since the lines so long.
__C__ 3. This type of medicine can be helpful, it can also have some bad side effects.
__C__ 4.. The waves were amazingly high when the storm hit the coastal town
__I__ 5.. We need to get a new car whether is on sale or not
__C__ 6.. Just as the bread came out of the oven, while a wonderful aroma filled the kitchen
__C__ 7. Everyone has spent time unpacking boxes since the family moved into the new house.
_ I__ 8.. Although the area is a desert many plants bloom there in the springtime
__C__ 9. The drivers on the freeway drove slowly and carefully while the rain was falling heavily because they did not want to have an accident.
__I__ 10. If you plan carefully before you take a trip, will have a much better time because the 
small details will not cause problems.EXERCISE (Skills 5-6): Each of the following sentences contains more than one clause. Underline the subjects once and the verb twice. Circle the connectors. Then indicate if the sentences are correct (C) or incorrect (I).
__C__ 1. The lawyer presented a strong case, but the client was still found guilty.
__C__ 2. . After the children read some stories before they went to bed
__I__ 3. The report needed to be completed, the workers stayed late every night for a week.
__C__ 4. . If you do not turn on the lights, you will trip in the dark
__C__ 5.. A trick fog came rolling in, so planes unable to land
__C__ 6. All of the shoes are on sale until the current stock is gone.
__C__ 7. The ship leaving the dock even though some passengers were not on board.
__C__ 8. The outline must be turned in to the teacher a week before the paper is due, and must approve it.
__I__ 9. Because the food was cold when it was served the diners sent it back to the kithcen.
__C__ 10. You should slow down while you are driving, or the police will pull your car over.TOEFL REVIEW EXERCISE (Skills 5-6): Choose the letter of the word or group of words that best completes the sentence.
1. A spacecraft is freed from friction after it is launched into space.
2. Because lobsters blend with their surroundings, or they hide in crevices for protection.
3. While the shoulder is a ball-and-socket joint, the elbow is a simple hinge joint.
4. A car has several section with moving parts, good lubrication of those parts is essential.
5. Bears cannot see well because they having small eyes.
6. A land bridge existed at the Isthmus of Panama, so animals were able to migrate between North and South America.
7. The Empire State Building is mostly made of granite, it also contains some human-made materials.
8. Pressure differences make the eardrum vibrate as sound waves enter the ear.
9. An optical microscope magnifies as much as 2,000 times, but an electron microscope can magnify as much as a million times.
10. If scientific estimates are accurate, the Canon Diablo meteorite collided with the Earth about 20,000 years ago.
TOEFL REVIEW EXERCISE (Skill 1-6) : Choose the letter of the word of group of words that best completes the sentence.
1. The economic activity of the Pueblo Indians centered on intensive agriculture.
2. In popular terminology, any long snowstorm with a large amount of wind is called a blizzard.
3. Nuclear power can be produced by fusion, it can also be produced by fission.
4. If the temperature is high, igneous rocks may be changed into gneisses.
5. In 1905, Henry Flagler announced his plants to excented his Florida East Coast Railway out across the sea to Key West.
6. The sound comes from vibrating object will be high or nlow depending on the number of vibrations.
7. During the late 1880s, urban streetcars were electrified through the used of large motors.
8. Biscayne National Park encompasses almost 274 square miles, but 96 percent of the park is under water.
9. Legislation was passed in 1916 and 1917 gave the Wilson administration authority to intervene in the national economy if it proved necessary.
10. Because a family of birds set up housekeeping in Joel Chandler Harris’s mailbox when the birds were in need of a place to stay, so the home was named the Wren’s Nest.
EXERCISE 7: Each of the following sentences contains more than one clause. Underline the subjects once and the verb twice. Circle the connectors. Then indicate if the sentences are correct (C) or incorrect (I).
__C__ 1. It is unifortunate that the meal is not ready yet.__I__ 2. She told me when should pick her up.
__I__ 3. The instructor explained where was the computer lab located.
__C__ 4.. We could not believe what he did to us__I__ 5. Do you want to know if it going to rain tomorrow?
__C__ 6. We never know whether we will get paid or not.
__I__ 7. _ This evening you can decide what do you want to do.
_I__ 8. The manager explained how wanted the work done.
__C__ 9.. The map showed where the party would be held
__I__ 10. Can you tell me why was the mail not delivered today?EXERCISE 8: Each of the following sentences contains more than one clause. Underline the subjects once and the verb twice. Circle the connectors. Then indicate if the sentences are correct (C) or incorrect (I).
__C__ 1. The teacher heard who answered the question.__I__ 2. I do not understand what it went wrong.__I__ 3. Of the three movies, I can’t decide which is the best.
__I__ 4. She did not remember who in her class.__I__ 5. _ No one is sure what did it happen in front of the building.
_I__ 6. _ We found out which was her favorite type of candy.
_C__ 7. Do you know what caused the plants to die??
__C__ 8. I am not sure which it is the most important course in the program.
__C__ 9. We thought about who would be the best vice president.
__I__ 10. She saw what in the box in the closet.
EXERCISE (Skills 7-8): Each of the following sentences contains more than one clause. Underline the subjects once and the verb twice. Circle the connectors. Then indicate if the sentences are correct (C) or incorrect (I).
__I__ 1. It doubtful whether he will past the test or not.
__C__ 2. The group discussed who he should receive the prize.
__C__ 3. It is not certain why the class was cancelled.
__I__ 4. I will do what does it need to be done.
__I__ 5. We forgot when did the movie start.__C__ 6. I would like to ask if you could come over for dinner this weekend.
__C__ 7. The children knew which the best game to play.
__C__ 8. The advisor informed her that needed to add another class.
__C__ 9. He saw who took the money.
__C__ 10. It is unclear how the window got broken.TOEFL EXERCISE (Skills 7-8): Choose the letter of the word or group of the words that best completes the sentence.
1. Today the true story of what happened at Little Bignorn a remains mystery.
2. For more than a decade, bird-watchers have warned that certain species are becoming scarce.
3. Early in the eighteenth century, Halley accurately predicted when the comet of 1682 would return.
4. No single factor explains why aging has an effect vary so greatly among individuals.
5. Back of clarity about who will lead the party in the coming year will be removed at the party’s convention.
6. We do not know whether the bow drill was first developed for woodworking or fire making.
7. Minute Man National Historical Park is monument to where the beginning of the Revolutionary War
8. Tests on the colors of cars were conducted at the University of California to determine which the safest colors for cars.
9. The national Institude of Dental Research estimates for school children ini fluoridated areas have about 25 percent less tooth decay than children elsewhere.
10. The process of photosynthesis explains how with green plants are able to use the energy in sunlight to manufacture foods from the simple chemicals in air and water.
TOEFL EXERCISE (Skills 1-8): Choose the letter of the word or group of the words that best completes the sentence.
1. Air near the equator to have a faster west–to–east motion than air farther from the equator.
2. About 4000 B.C., humans discovered that the ability of metalic obtained from special rocks called ores.
3. In the degradation of DNA quickly after an animal dies.
4. Improvement aerodynamic design has contributed a major part in reducing resistance to motion.
5. The souther part of FT Island is much warmer in the winter than the northern part, so more touring flocks to the south.
6. The moon’s gravity pulls water on the near side of the Earth toward the Moon, and this what causing tides to occur.
7. As glaciers move they pick up fragments of rock which become frozen into the base of the ice.
8. The tape measure first evolved from the chains measure used by the Egyptians.
9. A typical hurricane stars as a low pressure system near the African coast.
10. It is not clear whether she subdivisions of the neocortex individually unit.
EXERCISE 9: Each of the following sentences contains more than one clause. Underline the subjects once and the verb twice. Circle the connectors. Then indicate if the sentences are correct (C) or incorrect (I).
__C__ 1. I did not believe the story that he told me.
__I__ 2. Ms. Brown, whom did you recommend for the job, will start work tomorrow.
__I__ 3. The lecture notes which lent me were not cleary written.
__C__ 4. Sally has an appointment with the hairdresser whom you recommended.
__I__ 5. The phone number that you gave me.
__C__ 6. She is able to solve all the problems which did she cause.
__C__ 7. The day that she spent on the beach left her sunburned.
__C__ 8. Next week I am going to visit my cousins, whom have not seen in several years.
__I__ 9. Did you forget the promise whom you made?
__C__ 10. The teacher whom the students like the most is their history teacher.
EXERCISE 10 : EXERCISE (Skills 7-8): Each of the following sentences contains more than one clause. Underline the subjects once and the verb twice. Circle the connectors. Then indicate if the sentences are correct (C) or incorrect (I).
__C__ 1. The children that were vaccinated did not get sick.
__I__ 2. I did not vote for the politician who he just won the electicion.
__I__ 3. The dog that barking belongs to my neighbor.
__C__ 4. I took two of the blue pills, which were very effective.
__C__ 5. We rented an apartment from the landlord who does he own the buildings on Maple Street.
__C__ 6. She forgot to attend the meeting which it began at 11:00
__C__ 7. Any student who does not turn in the paper by Friday will fail the class.
__I__ 8. The people which came in late had to sit at the back.
__I__ 9. Th ecourses that satisfy the graduation requirements they are difficult.
__C _ 10. After dinner she went to visit her parents, who were living down the street.
EXERCISE (Skills 9-10): Each of the following sentences contains more than one clause. Underline the subjects once and the verb twice. Circle the connectors. Then indicate if the sentences are correct (C) or incorrect (I).
__C__ 1. My sisters prefer to eat food that have cooked themselves.__C__ 2. The boat that hit the underwater rock sank.
__C__ 3. The car which he was driving could not possibly be his.__I__ 4. The children built a house in the tree that in the backyard.
__I__ 5. The cost of the trip which we wanted to take.
__C__ 6. The children are playing with the toys which their mothers told them to put away.__C__ 7. The guests who were seated around the dinner table.__C__ 8. The students have to read all the chapters which are on the test.
__C__ 9. . I really do not like the artist which you like.
__I__ 10. The stones that they were set in the ring were quite valuable.TOEFL EXERCISE (Skills 9-10): Choose the letter of the word or group of the words that best completes the sentence.
1. Modern humans, who first appeared about 600,000 years ago, were called Homo sapiens.
2. The first writing that we have eyidence of is on Mesopotamian clay tablets.
3. They are succulents drought-resistant plants which store water in fleshy tissue.
4. Benjamin Kabelsky, whom most people know as Jack Benny, was a famous comedian in vaudeville and on radio and television.
5. Dinosaurs are known that hunted other animals tended to have very narrow, sharp, curved claws.
6. The first eyeglasses had convex lenses for the aged who had become fansighted.
7. Chimney Rock, which stands 500 feet above the North Platte River, has eroded considerably in the last two centuries.
8. The hormones change that accompany recurring bouts of severe depression reduce bone density.
9. Willa Chather is an author whom readers praise for her evocative and memorable vision of frontier prairie life.
10. Mars’s tiny moon Phobos is a small mountain of rock that was probably catured from the asteroid belt by Mars’s gravitational pull.
TOEFL REVIEW EXERCISE (Skils 1-10): Choose the letter of the word or group of the words that best completes the sentence.
1. Because Annapolis is famous as the home of the United States Naval Academy.
2. Some scientists think that Pluto might not be a planet but a moon of Neptune.
3. With the appearance of sophisticated oil lamps, elaborate tools were made to cut the wicks.
4. Fort Union was the site of what being the principal fur-trading post on the upper Missouri River.
5. Since moving faces commercial risk, it has to appeal to a l;arge audience to justify it’s cost.
6. A current of water known as the Gulf of mexico, and them it crosses the North Atlantic toward Europe.
7. Systems using the two symbols 0 and 1 are called binary number systems.
8. Genes, which are the blueprints for cell construction, exist in tightly organized packages called choromosomes.
9. The Earth’s atmosphere consists of gages. held in place around the Earth by the gravitational pull of the planet.
10. Oscar Hammerstein II collaborated with a number of composer including Jerome Kern, whom was joined in writing the musical Show Boat.
