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

A. on

B. in

C. into

D. to

Câu 1: He didn’t even have the intelligence to call _________ an ambulance.

A. to

B. for

C. by

D. with

Câu 2: You should pay more attention __________ what your teacher explains.

A. in

B. at

C. on

D. to

Câu 3: Reviewers describe books _______ “hard-to-put-down”, or “hard-to-pick-up-again”.

A. as

B. for

C. into

D. in

Câu 4: Not all books belong _________this class.

A. in

B. to

C. for

D. at

Câu 5: 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 6: When are you leaving __________ Singapore? This week or next week?

A. for

B. to

C. from

D. of