Câu hỏi: Not all books belong _________this class.

A. in

B. to

C. for

D. at

Câu 1: Maintaining biodiversity is important _______ us in many ways.

A. in

B. for

C. from

D. by

Câu 2: The initiative for founding the Red Cross came _____ a Swiss man called Jean Henri Dunant.

A. from

B. with

C. through

D. to

Câu 3: A game is divided ____________quarters.

A. from

B. into

C. at

D. of

Câu 4: When are you leaving __________ Singapore? This week or next week?

A. for

B. to

C. from

D. of

Câu 5: What did that man die ________? –A heart attack.

A. by

B. of

C. with

D. to

Câu 6: He worked hard ________ a mechanic for ten years before being appointed manager.

A. as

B. at

C. with

D. by