Câu hỏi: Vietnam carried _________an intensive program for its athletics, which included training in facilities, both home and abroad.

A. for

B. at

C. out

D. of

Câu 1: Governments have enacted laws to protect wildlife ________commercial trade and overhunting.

A. from

B. without

C. for

D. at

Câu 2: Where is Jimmy? – He is ________ work. He is busy _________ his monthly report.

A. at/ with

B. at/ at

C. at/ to

D. on/ with

Câu 3: She prefers carnations __________roses. In fact, she dislikes roses.

A. to

B. about

C. or

D. with

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

A. for

B. to

C. from

D. of

Câu 5: Plant and animal extinction leads _________ loss of biodiversity.

A. on

B. in

C. into

D. to

Câu 6: You should pay more attention __________ what your teacher explains.

A. in

B. at

C. on

D. to