Toefl Exercise 2

7. It is not clear when _______ although there are many different theories
a. Dinosaurs becoming extinct
b. Dinosaurs extinction
c. Dinosaurs become extinct
d. Did dinosaurs become extinct
The answer is C, Dinosaurs become extinct. This is an embedded question, and thus the order is subject + verb with no auxiliary.

8. The professor decided to allow the students to take the examination a second time because the scores.
The answer is D, because. the expression must be because of because it is followed by a noun phrase, the low scores

9. If the driver’s own car _______ damaged, the favorite probably would have won the race.

a. Had not been
b. Not
c. No had been
d. Has no be
The answer is A, had not been. Use the past perfect construction in past condition

10. Having withdrawn decided supporting his opponent despite the opponent’s representing the other political party.

The answer is B, supporting. Decided must be followed by the infinitive, to support.

11. The soldiers were unable to determine where_______

a. The jeep had been left
b. Had been leave the jeep
c. Had the jeep been left
d. Had the jeep left
The answer is A, the jeep had been left. After the question word in an embedded question, the order is subject + verb.

12. The manager was angry because somebody_______

a. Had allowed the photographers to enter the building
b. Had let the photographers to enter the building
c. Permitting the photographers enter the building
d. The photographers let into the building
The answer is A, Had allowed the photographers to enter the building. After the subject of the second clause, somebody: must appear the verb, not another noun phrase. Also, documentation is a noun-count and is not made plural.

13. The committee members resented_______ of the meeting

a.       The president that he did not tell them
b.      The president not to inform them
c.       The president’s not informing them
d.      That the president had failed informing themselves

The answer is C, The president’s not informing them. After the verb resented there must be a noun phrase or a clause. It would also have been correct to say “resented the president for not informing them of the meeting.” Remember that after a verb that requires a gerund in the subordinate clause, any noun must be possessive. Informing is a gerund because of resented.

14. _______ did Arthur realize that there was danger

a.        Upon entering the store
b.       When he entered the store
c.       After he had entered the store
d.       Only after entering the store
The answer is D, Only after entering the store. After a limiting word (only) introduces a sentence, the order of the subject and verb is altered, that is why this sentence has the auxiliary did.