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TOEFL Sample Questions : Structure and Written

1. With the passing of time and the encroachment of people, the habitat of gorillas __________ to decrease.
   1. continuing
   2. which continue
   3. continues
   4. that it has continued

   Answer: C

2. Sugar intake, particularly that of refined sugar, ________ curtailed by most overweight people wishing to lessen their corpulence.
   1. must being
   2. which must
   3. must be
   4. must

   Answer: C

3. In recent months, the final mapping of the human genome ________ the range of medical treatments and cures available to those suffering from various diseases.
   1. has extended
   2. extends
   3. will extend
   4. will have extended

   Answer: A

4. Intelligent life on other planets, while remaining an intriguing possibility, ________ yet to be discovered.
   1. has
   2. has been
   3. has not
   4. have

   Answer: A

5. Despite being basically arboreal in nature, koalas ________ to inhabit a specific territory and range of some 30 square miles.
   1. knowing
   2. which know
   3. are knowing
   4. are known

   Answer: D

6. Initially elected as a labor leader, Jimmy Hoffa _________ mysteriously.
   1. vanishing
   2. who vanished
   3. vanished
   4. vanishes

   Answer: C

7. Broccoli _________ best in gardens having loose, well-composted soil, and full sunlight.
   1. had grown
   2. grows
   3. growing
   4. which grows

   Answer: B

8. Many of the novels of Kurt Vonnegut __________ a remarkable skepticism about the ultimate value of technological advances.
   1. display
   2. will have displayed
   3. they display
   4. had displayed

   Answer: A

9. Because copper is nonconductive, it __________ for housing electrical cords and circuitry.
   1. values
   2. is valued
   3. is being valuable
   4. has valued

   Answer: B

10. Numerous performances of Mozart's operas __________ in Austria long before the beginning of the 19th century.
    1. perform
    2. had been performed
    3. had performed
    4. were performing

    Answer: B