EXERCISE 1, Page 157
I 1. My best friend always helpful with problems.
C 2. The bus schedule has changed since last week.
I 3. Accidentally dropped the glass on the floor.
I 4. The customer paying the clerk for the clothes.
I 5. The professor handed the syllabus to the student.
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 talktive and friendly.
I 9. Walking with the children to school.
C 10. The whales headed south for the winter.
EXERCISE 2 Page 158
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 nightm the walkways
I 5. During the week eat lunch in the school cafetaria.
I 6. In the morning after the concert was tired.
C 7. In the summer the trip to the mountain is our favorite trip.
I 8. In a box on the top shelf of the cabinet in the halfway of the
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
EXERCISE (Skills 1-2), Page 158
1. during the meeting in the office discussed the schedule.
2. The doctor gave the patient a prescription.
3. The tall evergreen trees along the road.
4. The watch in the jewelry needs a new battery.
5. Pleasantly greets everyone in all the office every morning .
6. In the office of the building across the street from the park on the corner
7. The dishes in the sink really need to be washed as soon as possible.
8. In a moment of worry about the problem with the cash in account.
9. The plane from New York circling the airport.
10. On a regular basis the plants in the boxes under the window in the kitchen are watered and fed.
TOEFL EXERCISE (Skills 1-2), Page 159
1. Mark Twain (called) the years after thhe Civil War the “Gilded Age.”
2. Early (horses had) toes instead of hooves on their feet.
3. (Tundra plants) grow close to the ground in the short Artic summer.
4. In 1867, (the United 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 (occupations)
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 biggest resort (in) Arkansas are Hot Springs and Eureka Springs.
10. NASA’s Lyndon B. Johnson Space Center (was the) control center for the Mercury, Gemini, and Apollo space flights.
EXERCISE 3, Page 161
C 1. 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 answer are on the desk.
I 9. The boring class just ending a few minutes ago.
C 10. The fast moving clouds are bringing heezing rain to the area.
EXERCISE 4, Page 162
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 the 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 strom was cut into logs.
C 10. The students registered in this course are listed on that sheet of paper.
EXERCISE (SKILLS 3 – 4), Page 163
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 lit up the darkened sky.
I 7. The driver 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 dissatisfied customer is returning the broken toaster to the store.
TOEFL EXERCISE (Skills 3 – 4), Page 163
1. The first (flowering plants) appeared during the last period of the dinosaurs’ reign.
2. The earliest medicines (were obtained) from plant of 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 from an essential part of any (training) program to improve the voice.
6. Robert E. Lee (surrendered) the Confederate Army to General Grant in 1865 at the Appomattox Courthouse.
7. The pituitary gland, (found below) the brain, releases hormones to control other glands.
8. At around two years of age, many children regularly produce sentences (containing) three or four words.
9. Multinational companies (are finding) it increasingly important to employ internationally acceptable brand names.
10. The cornea is located under the conjunctiva, on (the exposed part) of the eye.
TOEFL REVIEW EXERCISE (Skills 1 – 4), Page 164
1. (The Polynesians arrived) first settled the Hawaiian Islands 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 organisms probably (living) in the sea, perhaps three billion years ago.
8. In male pattern baldness, (heredity has) srongly 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 succession of bays and inlets, with the hook of the Cape Cod peninsula in the southeast.
EXERCISE 5, Page 166
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.
C_ 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 immediately, 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 off 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 going to arrive today, it probably will arrive tomorrow.
EXERCISE 6, Page 168
C 1. After the plane circled the airport, it landed on the main runway.
I 2. The registration process took many hours since the lines so long.
I 3. This type of medicine can be helpful, it can also have some bad side effects.
C 4. The waves were amazing high when the storm hit the coastal town
C 5. We need to get a new car whether is on sale or not.
I 6. Just as the bread came out of the oven, while a wonderful aroma filled the kitchen
I 7. Everyone has spent time unpacking boxes since the family moved into the new house.
C 8. AlthoughThe area is a desert many plants bloom there in the springtime.
I 9. The drives 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 on take a trip, will have a much better time because the small details will not cause problems.
EXERCISE ( Skills 5-6), Page 169
C 1. The lawyer presented a strong case, but the client was still found guilty.
C 2. the children read some stories before they went to bed
I 3. The report need to be completed, the workers stayed late every night for a week
C 4. If you do not turn on the lights, you trip in the dark.
C 5. A thick 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 broad.
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 kitchen.
C 10. You should slow down while you are driving, or the police with pull your car over.
TOEFL EXERCISE (Skill 5-6), Page 169
1. A spacecraft is freed from friction (After it is) launched into space.
2. (Lobsters blend) with their surroundings, or they hide in crevices for protection.
3. ( While the sholder is) a ball-and-socket joint, the elbow is a simple hinge joint.
4. A car has several sections with moving parts, (and good lubrication) of those parts is essential.
5. Bears cannot see wall (Because they have) small eyes.
6. (A land bridge existed) at the Isthmus of Panama, so animals were able to migrate between North and South America.
7. (Although 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), Page 170
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 plans to extend his Florida East Coast Railway out across the sea to Key West.
6. The sound (comes) frome a vibrating object will be high or low depending on the number of vibrations.
7. During the late 1880s, urban streetcars were electrified through (the use 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’smailbox when the birds were in need of a place to stay, (so the home was named) the Wren’s Nest.
EXERCISE 7, Page 172
C 1. It is unfortunate 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, Page 174
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 throught about who would be the best vice president.
I 10. She saw what in the box in the closet.
EXERCISE (Skills 7-8), Page 174
C 1. It doubtful whether he will pass the test or not.
I 2. The group discussed who he should receive the prize.
C 3. It is not certain why the class was cancelled.
C 4. I will do what does it need to be done.
C 5. We forgot when did the movie start.
I 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) , Page 175
1. Today the true story of (what happened) at Little Bignorn remains a mystery.
2. For more than a decade, (a warning for bird-watchers) that certain species are becoming scarce.
3. Early in the eighteenth century, Halley accurately predicted when (was the comet) of 1682 would return.
4. No single factor explains why (the aging effect) vary so greatly among individuals.
5. Lack of clarity about (lead) the party in the coming year will be removed at the party’s convention.
6. We do not (know whether it) the bow drill was first developed for woodworking or fire making.
7. Minute Man National Historical Park is a 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 Institute od Dental Research estimates (for school children) in fluoridated areas have about 25 percent less tooth decay than children elsewhere.
10. The process of photosynthesis explains how (green plants are) able to use the energy in sunlight to manufacture foods from the simple chemicals in air and water.
TOEFL REVIEW EXERCISE (Skills 1-8), Page 176
1. Air near the ewuator (has) a faster west-to-east motion than air farther from the equator.
2. About 4000 B.C , humans discovered that (metals could be) obtained from special rocks called ores.
3. (DNA degrades) quickly after an animal dies.
4. (Improvement) aerodynamic design has contributed a manjor part in reancing resistance to motion.
5. The southern part of Florida is much warmer in the winter than the northern part,so more (tourists flock) to the south.
6. The Moon’s gravity pulls water on the near side of the Earth toward the Moon,and this is what (causes) tides to occur.
7. (Glaciers move), they pick up fragments of rock which become frozen into the base of the ice.
8. The tape meansure first evolved from (the chains measure) used by the Egyptians.
9. A typical Atlantic hurricane starts as a low pressure system near (Africa coasts).
10. It is not clear whether the subdivisions of the neocortex (individual) units.
EXERCISE 9, Page 178
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.
C 3. The lecture notes which lent me were not clearly written.
C 4. Sally has an appointment with the hairdresser whom you recommended.
C 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 (Skills 10), Page 180
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 election.
C 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. The courses 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), Page 181
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.
C 5. The cost of the trip which we wanted to take.
I 6. The children are playing with the toys which their mother told them to put away.
C 7. The guest who were seated around the dinner table.
C 8. The students have to read all the chapters which are on the test.
I 9. I really do not like the artists which on like.
I 10. The stones that hey were set in the ring were quite valuable.
TOEFL EXERCISE (Skills 9-10), Page 181
1. Modern humans, who first appeared about 600.000 years age, (were called) Homo
2. The first writing (that we have) evidence 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) far sighted.
7. Chimney Rock, (which stands) 500 feet above the North Platte River, bas eroded considerably in the last two centuries.
8. (The hormones change) that accompany recurring bouts of severe depression reduce bone density.
9. Willa Cather is an author (whom readers praise) for her evocative and memorable vision of frontier prairie life.
10. Mars’s moon Phobos is a small mountain of rock that (was probably captured) from the asteroid belt by Mars’s gravitational
TOEFL EXERCISE (Skills 9-10), Page 182
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 large audience to justify its cost.
6. A current of water known as the Gulf Stream comes up from the Gulf of Mexico, and the (it crosses) the North Atlantic toward Europe.
7. Systems (using) the two symbols 0 and I are called binary number systems.
8. Genes, (which are) the blueprints for cell construction exist in tightly organized packages called chromosomes.
9. The Earth’s atmosphere consists of gases (held) in place around the Earth by the gravitational pull of the planet.
10. Oscar Hammerstein H Collaborated with a number of composers including Jerome Kern, whom (was joined) in writing the musical Show Boat.