Câu hỏi: After David _________ his homework, he went straight to bed.

A. had finished

B. has finished

C. was finished

D. finished

Câu 1: _________, we would have been forced to sack him.

A. Were he not to resign

B. If he resigned

C. Had he not resigned

D. If he had resigned

Câu 2: We should participate in the movement _________to conserve the natural environment.

A. which organized

B. organizing

C. to organize

D. organized

Câu 3: George is not enough intelligent to pass this economics class without help.

A. enough intelligent

B. to pass

C. economics

D. help

Câu 4: Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the rest in the position of the primary stress in each of the following questions.

A. precede

B. confide

C. modern

D. remind

Câu 5: An endangered species is the one _________ population is so small that it is in danger of becoming extinct.

A. which

B. what

C. whose

D. who

Câu 6: People say that Cameron was the best director of his time.

A. Cameron is said to be best director of his time.

B. Cameron was said to have been the best director of his time.

C. It was said that Cameron was the best director of his time. 

D. Cameron is said to have been the best director of his time.