Câu hỏi: Don't put ____ until tomorrow what you can do today.

A. away

B. off

C. aside

D. up

Câu 1: This apartment would be too crowded for two people, but it is perfect ___ one.

A. about

B. with

C. for

D. to

Câu 2: This movie is based ________ a true story.

A. of

B. at

C. about

D. on

Câu 3: Is the United States the wealthiest country ______ the world?

A. to

B. in

C. for

D. of

Câu 4: One meter is approximately equal _______ a yard.

A. about

B. on

C. to

D. with

Câu 5: I'm not familiar _______ that song.

A. to

B. of

C. with

D. about

Câu 6: If you don't know the meaning of the word, look it __ in the dictionary.

A. up

B. on

C. after

D. for