Câu hỏi: She’s very old and can’t live alone. She needs someone to look _________ her.

A. up

B. for

C. after

D. through

Câu 1: Maintaining biodiversity is important _______ us in many ways.

A. in

B. for

C. from

D. by

Câu 2: A game is divided ____________quarters.

A. from

B. into

C. at

D. of

Câu 3: A beautiful clock was given _________ her by a handsome boy.

A. down

B. up

C. to

D. with

Câu 4: Mozart died ________ Vienna in 1791 _________ the age of 35.

A. in / on

B. in / at

C. at / in

D. of / for

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: Where is Jimmy? – He is ________ work. He is busy _________ his monthly report.

A. at/ with

B. at/ at

C. at/ to

D. on/ with