Câu hỏi: United States is aimed at develop friendly relations among nations based on respect for the principle of equal rights and self-determination of people.

A. develop

B. based

C. principle

D. people

Câu 1: Those who had already purchased tickets were instructed to go to gate first immediately.

A. Those

B. had already purchased

C. gate first

D. immediately

Câu 2: Each of the beautiful cars in the shop was quickly sold to their owner.

A. Each

B. cars

C. quickly

D. their

Câu 3: Some species of bats are dormant each days and active every night.

A. species of

B. each days

C. every night 

D. are dormant

Câu 4: The longer the children waited in the long queue, the more impatiently they became

A. the longer

B. waited

C. the long queue

D. impatiently

Câu 5: Had it not been for you help me, I wouldn't have succeeded.

A. not

B. you help me

C. wouldn’t

D. succeeded

Câu 6: Not until he got home he realized he had forgotten to give her the present.

A. got

B. he realized

C. her

D. the present