Câu hỏi: 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 1: I’d rather _________ to the party with my parents because there was nothing interesting there.

A. hadn’t been invited

B. not have been invited

C. haven’t been invited

D. not be invited

Câu 2: Some snakes have hollow teeth they are called fans that they use to poison their victims.

A. Some 

B. they are called

C. use

D. their

Câu 3: 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 4: Sleeping, resting, and to drink fruit juice are the best ways to cure for a cold.

A. Sleeping

B. to drink

C. juice

D. best ways

Câu 5: We should participate in the movement _________to conserve the natural environment.

A. which organized

B. organizing

C. to organize

D. organized

Câu 6: "Be sorry for sending the wrong information, Kate" said Rita.

A. Kate sent the wrong information, and she was sorry.

B. Rita apologized to Kate for sending her the wrong information

C. Rita was sorry about Kate's sending the wrong information.

D. Rita was sorry for not sending Kate the information.