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 don’t understand why the students didn’t keep silent while the speech _________.

A. was being made

B. was made

C. has been made

D. has been made

Câu 2: 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 3: While Peter ________the rose bush in the back yard, the phone rang.

A. were watering

B. has watered

C. watered

D. was watering

Câu 4: After David _________ his homework, he went straight to bed.

A. had finished

B. has finished

C. was finished

D. finished

Câu 5: You have just passed your exam. This makes your parents happy.

A. You have just passed your exam makes your parents happy.

B. That you have passed your exam makes your parents happy.

C. You have just passed your exam which it makes your parents happy.

D. Having just passed your exam making your parents happy.

Câu 6: The news surprised everyone in the family. 

A. Everyone in the family found the news surprising.

B. The news in the family made everyone surprisingly.

C. The news made everyone surprised in the family.

D. Everyone was surprised by the news in the family.