TOEFL - Lesson 41

Trình độ TOEFL - Bài 41

1. Manufacturers often sacrifice quality ________.
(A) for a larger profit margin
(B) in place of to earn more money
(C) to gain more quantities of money
(D) and instead earn a bigger amount of profit
2. A well-known large natural lake is Lake Tahoe, ________ straddles the California-Nevada border.
(A) and
(B) which
(C) since
(D) for
3. Total weight of all the ants in the world is much greater than ________.
(A) to all human beings
(B) all human beings is that
(C) that of all human beings
(D) is of all human beings
4. Elephants scratch themselves with sticks ________.
(A) holding in their trunks
(B) in their trunks holding
(C) hold in their trunks
(D) held in their trunks
5. Eli Whitney's milling machine remained unchanged for a century and a half because ________ was so efficient.
(A) it
(B) he
(C) of
(D) its
6. I don't know if ________ in my essay.
(A) is there a mistake
(B) there a mistake is
(C) a mistake is there
(D) there is a mistake
7. Alcohol abuse is a problem that can lead to ill health, loss of employment and ________.
(A) breaking up one's family.
(B) one's family can break up.
(C) the family is broken up.
(D) the break up of one's family.
8. ________ the operation costs were rising so fast, the United Nations decided to reduce personnel by half.
(A) If
(B) Because
(C) As a result
(D) As if
9. A dolphin six ________ length can move as fast as most ships.
(A) foot in
(B) feet in
(C) foot of
(D) feet of
10. ________ spotted owl is in danger of soon becoming extinct.
(A) A
(B) Which
(C) The
(D) This
11. In carpentry, ________ "ceiling joists" refers to boards hung down from unfinished ceilings as the backbone from which finishing materials can be hung.
(A) to the term
(B) is termed
(C) the term
(D) to term
12. The bank sent a notice to its customers which contained ________.
(A) a remembrance that interest rates were to rise the following month
(B) a reminder that a raise in interest rates was the month following
(C) to remember that the interest rates was going up next month
(D) a reminder that the interest rates would raise the following month
13. Kubrick's going to be nominated to receive the Academy Award for best director, ________?
(A) won't he
(B) didn't he
(C) doesn't he
(D) isn't he
14. The overall efficiency of a system can be ________ that of its weakest element.
(A) no greater than
(B) less greater
(C) nothing as greater as
(D) not the greater
15. After seeing the movie 'Centennial', ________.
(A) the book was read by many people
(B) the book made many people want to read it
(C) many people wanted to read this book
(D) the reading of the book interested many people
16. Composing more than forty percent of the diet, fats are ________ by the body for energy.
(A) using specifically
(B) used specifically
(C) specific use
(D) the use specific
17. Therapists are currently using mental imagery in the hope that it might prove ________ in the treatment of cancer.
(A) helpful
(B) for help
(C) helpfully
(D) with the help
18. ________ as the most important crop in Hawaii is sugar cane.
(A) It ranks
(B) It is ranked
(C) What ranks
(D) The rank
19. The life of Benjamin Franklin, a practical man ________ many stories have been told, was unusually productive.
(A) of
(B) about whom
(C) about
(D) of which
20. Her son went to Yale University, while her daughter went to ________.
(A) the University of Georgia
(B) University of Georgia
(C) an University of Georgia
(D) a University of Georgia


Xem lại bài TOEFL - Lesson 40

TOEFL - Lesson 40

Trình độ TOEFL - Bài 40

1. Last year Matt earned ________ his brother, who has a better position.
(A) twice as much as
(B) twice more than
(C) twice as many as
(D) twice as more as
2. The noise of the airplanes ________from the airport over our house was unbearable at times.
(A) which taking off
(B) taking off
(C) which was taking off
(D) to take off
3. ________ the intermission, the kids all bought popcorn.
(A) While
(B) At
(C) During
(D) On
4. Tommy was one ________.
(A) of the happy childs of his class
(B) of the happiest child in the class
(C) child who was the happiest of all the class
(D) of the happiest children in the class
5. George ________ he could improve his test scores, but he did not have enough time to study.
(A) knew to
(B) knew how
(C) knew how that
(D) knew how to
6. If it ________ more humid in the desert Southwest the hot temperatures would be unbearable.
(A) be
(B) is
(C) was
(D) were
7. Travelers ________ their reservations well in advance if they want to fly during the Christmas holidays.
(A) had better to get
(B) had to get better
(C) had better get
(D) had better got
8. Not until a student has mastered algebra ________ the principles of geometry, trigonometry, and physics.
(A) he can begin to understand
(B) can he begin to understand
(C) he begins to understand
(D) begins to understand
9. The cosmopolitan flavor of San Francisco is enhanced by ________ shops and restaurants.
(A) an ethnic
(B) its many ethnic
(C) its ethnicity
(D) ethnicity
10. ________ thirty-five African nations where the elephant still exists.
(A) Are
(B) There are
(C) They are
(D) Those
11. Starting in 1972, lightning fires in Yellowstone National Park ________to take their natural course unless they threatened park facilities.
(A) they allowed
(B) allowing
(C) allow
(D) were allowed
12. Of the two new teachers, one is experienced and ________
(A) the others are not
(B) another is unexperienced
(C) the other is not
(D) other lacks experience
13. The 'Consumers Price Index' lists ________.
(A) how much costs every car
(B) how much does every car cost
(C) how much every car costs
(D) how much are every car cost
14. Nerve impulses ________ to the brain at a speed of about one hundred yards per second.
(A) sending sensations
(B) to send sensations
(C) send sensations
(D) sensations
15. In excess of 80 percent of the UN's budget is used ________ the economic development of member nations.
(A) support
(B) supporting
(C) the support
(D) to support
16. Bacterial spores germinate and sprout ________ favorable conditions of temperature andfood supply.
(A) when encountering of
(B) when they encounter
(C) when they will encounter
(D) when the encounter of
17. In the 1960s, due in part to the invention of air conditioning, the population of the United States ________ a dramatic geographical shift southward.
(A) experiencing
(B) was experienced
(C) to experience
(D) experienced
18. One of the most influential Virginians of colonial times, ________ in England.
(A) the education received by William Bird
(B) was the education that William Bird received
(C) William Bird was educated
(D) the education that William Bird received
19. High and low atmospheric pressure systems are ________ cause changing weather patterns.
(A) the
(B) whose
(C) which
(D) what
20. Jupiter ________ the largest planet in the Solar System.
(A) is
(B) which
(C) although
(D) being


Xem lại bài TOEFL - Lesson 39

TOEFL - Lesson 39

Trình độ TOEFL - Bài 39

1. While staying in Florence, Italy, in 1894, ________ that she had a talent for sculpture and began taking lessons.
(A) philanthropist Winfred Holt discovered
(B) that the philanthropist Winfred Holt discovered
(C) discovered by philanthropist Winfred Holt
(D) there philanthropist Winfred Holt discovered
2. Some monkeys, ________, use their tails in a way similar to a hand.
(A) like the spider monkey
(B) spider monkey likes
(C) to the spider monkey
(D) the monkey likes the spider
3. It is good form to use the name of the person ________.
(A) who are greeting
(B) you are greeting
(C) which you are greeting
(D) greeting for you
4. Generally speaking, every person ________ the potential to be a teacher, to some extent.
(A) has
(B) to have
(C) having
(D) have
5. Statistics have shown that early winter ________ the worst time for traffic accidents.
(A) it is
(B) they are
(C) is
(D) when
6. Some people think that studying is not nearly as difficult as ________.
(A) earning one's living.
(B) living on one's earnings.
(C) to earn one's living.
(D) a well-earned living.
7. Neptune is an extremely cold planet, and ________.
(A) so does Uranus
(B) so has Uranus
(C) so is Uranus
(D) Uranus so
8. In many ways, riding a bicycle is similar to ________.
(A) the driving of a car
(B) when you drive a car
(C) driving a car
(D) when driving a car
9. ________ on the environment for the gratification of its needs.
(A) Each organism to depend
(B) Every organism depends
(C) All organisms depending
(D) Many organisms can depend
10. I understand that the governor is considering a new proposal ________
(A) what would eliminate unnecessary writing in government
(B) who wants to cut down on the amount of 'writing in government
(C) that would eliminate unnecessary paperwork in government
(D) to cause that the amount of papers written in government offices will be reduced
11. Although fish do not have any outer ears, ________ have a simple inner ear on either side of the head.
(A) there are varieties
(B) they are varieties
(C) some varieties
(D) which varieties
12. The observation deck at the World Trade Center ________ in New York.
(A) is highest than any other one
(B) is higher than any other one
(C) is highest that any other one
(D) is higher that any other one
13. Deserts are often formed ________ they are cut off from rain___bearing winds by the surrounding mountain ranges.
(A) because
(B) in spite of
(C) so
(D) due to
14. ________ are found on the surface of the moon.
(A) Craters and waterless seas that
(B) When craters and waterless seas
(C) Craters and waterless seas
(D) Since craters and waterless seas
15. The terrain in North Carolina includes both the Highlands and the Coastal Plain, ________ the Piedmont Plateau between them.
(A) as well as
(B) also
(C) and too
(D) and so
16. A good counselor would rather that the patient ________ his or her own decisions after being helped to arrive at a general understanding of the alternatives.
(A) makes
(B) making
(C) will make
(D) made
17. One of ________ of the late Middle Ages was Saint Thomas Aquinas, a scholar who studied under Albertus Magnus.
(A) the thinkers who was great
(B) the great thinker
(C) the greatest thinkers
(D) who thought greatly
18. One property of radioisotopes is that ________ decaying occurs in half-lives over a long period of time.
(A) they
(B) them
(C) they're
(D) their
19. In an internal combustion engine, ________ and air are heated inside a cylinder.
(A) and gasoline vapor
(B) both gasoline vapor
(C) gasoline vapor additional
(D) besides gasoline vapor
20. Only under special circumstances ________ to test out of freshman composition and literature.
(A) which share
(B) are sharing
(C) while sharing
(D) share


Xem lại bài TOEFL - Lesson 38

TOEFL - Lesson 38

Trình độ TOEFL - Bài 38

1. Our flight from Amsterdam tlo London was delyed ________ the heavy fog.
(A) because of
(B) because
(C) on account
(D) as result
2. Despite claims that filters and low-tar tobacco make smoking somewhat safer, in fact they only marginally reduce, ________ eliminate, the hazards.
(A) none
(B) no
(C) not
(D) nor
3. Jellyfish are probably ________ on Earth.
(A) most numerous predators
(B) the most numerous predators
(C) most numerous of predators
(D) the most predators
4. This part of the country seldom ________ such hot weather.
(A) experiences
(B) was experienced
(C) is experiencing
(D) experiencing
5. Before a person may drive a car on a public highway, it is necessary that he ________ a driving test.
(A) take
(B) is taking
(C) took
(D) takes
6. Not only the passengers ________ were frightened when the airplane entered the electrical storm.
(A) or the crew
(B) but neither the crew
(C) and the crew
(D) but also the crew
7. Warning: ________ or operate heavy equipment while taking this medication.
(A) please no drive
(B) would you please no driving
(C) please don't drive
(D) have you please not driven
8. Please write out the answers to the questions at the end of ________.
(A) eighth chapter
(B) eight chapter
(C) chapter eight
(D) chapter the eight
9. Most accidents in the home can be prevented by ________ elimination of hazards.
(A) that
(B) that the
(C) there is a
(D) the
10. The Puritans, ________ percentage of the earliest settlers in Massachusetts, were a pious, self-disciplined people.
(A) which size
(B) a sizable
(C) the sizable
(D) that sizable
11. The common crow, ________ one of the hardiest birds in existence, can live up to eighty years.
(A) is considered
(B) considered it
(C) has been considered
(D) considered
12. ________ a busy city, Pompeii was virtually destroyed by the eruption of Mount Vesuvius in 79 A.D.
(A) Once
(B) It was once
(C) Once it was
(D) That once
13. The consistency of protoplasm and that of glue ________.
(A) they are alike
(B) are similar to
(C) are similar
(D) the same
14. The famous architect, Frank Lloyd Wright, was greatly ________ , who wanted him to study architecture.
(A) influenced by his mother
(B) from his mother's influence
(C) his mother influenced him
(D) influencing for his mother
15. According to the Christian Bible, when the disciples saw Jesus after he had risen from the dead, they said, ________ .
(A) it is him
(B) it is he
(C) it is his
(D) it is himself
16. Famous for his ________ punctuation, typography, and language, Edward Estlin Cummings published his collected poems in 1954.
(A) new innovations for
(B) innovations in
(C) newly approached
(D) innovations newly approached in
17. ________ is currently available to researchers and physicians who study and treat acromegaly, a glandular disorder characterized by enlargement and obesity.
(A) The little information
(B) Few information
(C) Little information
(D) A few information
18. ________ trees is a custom that many people engage in to celebrate Arbor Day.
(A) The plant
(B) Plant
(C) Planting
(D) To planting
19. ________ stone tools and animal remains found with the human fossils, anthropologists have determined that Neanderthal Man was a successful hunter.
(A) When the
(B) The
(C) Both the
(D) From the
20. Staying in a hotel costs ________ renting a room in a dormitory for a week.
(A) twice more than
(B) twice as much as
(C) as much twice as
(D) as much as twice


Xem lại bài TOEFL - Lesson 37

TOEFL - Lesson 37

Trình độ TOEFL - Bài 37

1. In the Great Smoky Mountains, one can see ________ 150 different kinds of trees.
(A) more than
(B) as much as
(C) up as
(D) as many to
2. Everybody congratulated the young teacher for the ________ seminar.
(A) extreme well-organized
(B) extremely well-organized
(C) well-organized extremely
(D) well-organized extreme
3. Mr. Roberts is a noted chemist ________.
(A) as well as an effective teacher
(B) and too a very efficient teacher
(C) but he teaches very good in addition
(D) however he teaches very good also
4. As a safety measure, the detonator for a nuclear device may be made of ________ each of which is controlled by a different employee.
(A) two equipments
(B) two pieces of equipments
(C) two pieces of equipment
(D) two equipment pieces
5. ________ physicist, Gabriel Fahrenheit, invented the mercury thermometer in 1714.
(A) There is
(B) It is
(C) The
(D) It is the
6. ________ is the cause of most small-business failures is virtually an economic truism.
(A) Undercapitalization
(B) Undercapitalization that
(C) Where undercapitalization
(D) That undercapitalization
7. ________ unknown quantities is the task of algebra.
(A) To found
(B) Find
(C) The find
(D) Finding
8. An abstract painter and a pioneer of Surrealism, ________ and symbolic images.
(A) Miro's works are characterized by bright colors
(B) the works of Miro are characterized by bright colors
(C) Miro is famous for works characterized by bright colors
(D) bright colors characterize the works of Miro
9. Chosen as the nation's capital at the end of the American Civil War, ________ a city of over a million people.
(A) Washington, D.C., is now
(B) for Washington, D.C.,
(C) to Washington, D.C.,
(D) now in Washington, D.C.,
10. Although they are smaller, chipmunks are ________ most other ground squirrels.
(A) like to
(B) like as
(C) like
(D) alike
11. ________ earth might be experiencing a global warming trend which could have devastating climatic effects.
(A) In the
(B) The
(C) Where the
(D) Whole
12. According to estimates by some botanists, there are ________ of plants.
(A) seven thousand type
(B) seven thousand types
(C) type of seven thousand
(D) types seven thousand
13. Some retirement communities will not sell property to new residents unless they are about ________ the rest of the residents.
(A) the same age
(B) the same old
(C) the same age as
(D) the same old as
14. Cupid, one of the ancient Roman gods, ________.
(A) were a little winged child
(B) representing as a little winged child
(C) was represented as a little winged child
(D) a little winged child
15. If services are increased, taxes ________.
(A) will probably go up
(B) probably go up
(C) probably up
(D) going up probably
16. Projective tests ________ as the Rorschach Test have no right or wrong answers.
(A) such
(B) similar
(C) like
(D) same
17. ________ in 1937, the Golden Gate Bridge spans the channel at the entrance to San Francisco Bay.
(A) Completes
(B) Completed
(C) Completing
(D) To complete
18. The electric eel uses its electric shock to capture food and ________.
(A) for protection
(B) protect itself
(C) protecting itself
(D) it protects itself
19. Baboons eat a variety of foods, ________ eggs, fruits, grass, insects, plant leaves, and roots.
(A) they include
(B) among them are
(C) among
(D) including
20. Both historically and ________, Ontario is the heartland of Canada.
(A) in its geography
(B) geographically
(C) also its geography
(D) geography


Xem lại bài TOEFL - Lesson 36

TOEFL - Lesson 36

Trình độ TOEFL - Bài 36

1. Farmers look forward to ________ every summer.
(A) participating in the county fairs
(B) participate in the county fairs
(C) be participating in the county fairs
(D) have participated in the county fairs
2. Hollywood, the heart of America's motion picture industry, ________ of Los Angeles a century ago.
(A) was only a quiet suburb
(B) only quiet suburb was
(C) quiet suburb only was
(D) suburb was quiet only
3. Built at the beginning of the century, the Library of Congress houses one is of the largest ________ collections of books in the world.
(A) and fine
(B) and finest
(C) or finest
(D) yet fine
4. A home computer ________ an opportunity for convenient and efficient work at home.
(A) provides
(B) to be providing
(C) which provides
(D) providing it
5. After ________ in his application form, he went to pay the membership fee.
(A) his name
(B) handing
(C) his hand
(D) immediately
6. The spectators were sitting quietly in the stand ________ had just been completed.
(A) who
(B) it
(C) which it
(D) which
7. Captain Henry, ________ crept slowly through the underbrush.
(A) being remote from the enemy,
(B) attempting not to encounter the enemy,
(C) trying to avoid the enemy,
(D) not involving himself in the enemy,
8. ________ William Shakespeare is the most widely known.
(A) With all writers in English
(B) All writers in English
(C) All of the writers in English
(D) Of all writers in English
9. The earth spins on its axis and ________ 23 hours, 56 minutes and 4.09 seconds for one complete rotation.
(A) need
(B) needed
(C) needing
(D) needs
10. A pet can act as a barometer ________.
(A) it measures anxiety in a family
(B) by which anxiety in family may be measured
(C) it measures anxiety which in a family may be
(D) that which measures anxiety in a family
11. By declining to run for presidential reelection in 1808, Thomas Jefferson ________ the two-term tradition still followed, with but a few exceptions, to the present day.
(A) to help establish
(B) helped the establishment
(C) helped to establish
(D) in helping to establish
12. Uranus is just ________ to be seen on a clear night with the naked eye.
(A) bright enough
(B) enough brightly
(C) as enough bright
(D) bright as enough
13. Arizona ________ a very dry climate.
(A) has
(B) being
(C) having
(D) with
14. Iron ________ for weapons and tools in the Bronze Age following the Stone Age.
(A) is generally used
(B) generally used
(C) was generally used
(D) used generally
15. The general public ________ a large number of computers now, because prices are beginning to decrease.
(A) must buy
(B) must have bought
(C) must be buying
(D) must buying
16. Football teams don't play in the Super Bowl championship ________ either the National or the American Conference.
(A) unless they win
(B) but they win
(C) unless they will win
(D) but to have won
17. The foreign policies ________ the Hoover administration undertook in 1929 were marked by good will and peaceful purpose.
(A) that
(B) where
(C) on which
(D) of
18. Antarctica is larger ________, but it has no native human population.
(A) than Europe or Australia does
(B) Europe or Australia
(C) of Europe or Australia
(D) than Europe or Australia
19. According to some records, Carl Sandburg ________ was expelled from West Point Military Academy because of deficiencies in English.
(A) he was a poet and literary genius
(B) his poetry and literary genius
(C) poet and literary genius
(D) whose poetry and literary genius
20. ________ the catfish is prized for its taste.
(A) It is ugly-looking
(B) Ugly-looking it is
(C) With ugly-looking
(D) Ugly-looking


Xem lại bài TOEFL - Lesson 35
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