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

A. on

B. in

C. into

D. to

Câu 1: Mozart died ________ Vienna in 1791 _________ the age of 35.

A. in / on

B. in / at

C. at / in

D. of / for

Câu 2: Don’t you know what happened _________ the people who went on holiday with us?

A. about

B. to

C. by

D. at

Câu 3: You should pay more attention __________ what your teacher explains.

A. in

B. at

C. on

D. to

Câu 4: A game is divided ____________quarters.

A. from

B. into

C. at

D. of

Câu 5: He worked hard ________ a mechanic for ten years before being appointed manager.

A. as

B. at

C. with

D. by

Câu 6: Governments have enacted laws to protect wildlife ________commercial trade and overhunting.

A. from

B. without

C. for

D. at