Câu hỏi: Not all books belong _________this class.

A. in

B. to

C. for

D. at

Câu 1: 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 2: His father used the money he won to set_________ his own company.

A. down

B. up

C. at

D. in

Câu 3: Maintaining biodiversity is important _______ us in many ways.

A. in

B. for

C. from

D. by

Câu 4: He worked hard ________ a mechanic for ten years before being appointed manager.

A. as

B. at

C. with

D. by

Câu 5: Reviewers describe books _______ “hard-to-put-down”, or “hard-to-pick-up-again”.

A. as

B. for

C. into

D. in

Câu 6: Toxic chemicals in the air and land have also driven many species ______ the verge of extinction.

A. of

B. about

C. at

D. to