Câu hỏi: Toxic chemicals in the air and land have also driven many species ______ the verge of extinction.

A. of

B. about

C. at

D. to

Câu 1: This organization is quick __________ sending relief goods to the flooded areas.

A. at

B. as

C. up

D. by

Câu 2: When are you leaving __________ Singapore? This week or next week?

A. for

B. to

C. from

D. of

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

A. to

B. about

C. or

D. with

Câu 4: When you pick _________a book for the first time, check that it is not too difficult.

A. in

B. since

C. on

D. up

Câu 5: 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 6: The initiative for founding the Red Cross came _____ a Swiss man called Jean Henri Dunant.

A. from

B. with

C. through

D. to