Câu hỏi: It is important to have someone that you can confide ________.

A. up

B. in

C. at

D. with

Câu 1: Plant and animal extinction leads _________ loss of biodiversity.

A. on

B. in

C. into

D. to

Câu 2: He worked hard ________ a mechanic for ten years before being appointed manager.

A. as

B. at

C. with

D. by

Câu 3: His father used the money he won to set_________ his own company.

A. down

B. up

C. at

D. in

Câu 4: Not all books belong _________this class.

A. in

B. to

C. for

D. at

Câu 5: 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 6: We benefit greatly ____________the medicines and other products that biodiversity provides.

A. from

B. without

C. for

D. at