Câu hỏi: Ken prefers Chinese food________ French food.

A. to

B. or

C. and

D. with

Câu 1: The Americanpeople shared ___________ the Soviet people their satisfaction for the safe flight.

A. by

B. with

C. at

D. about

Câu 2: Smoking is harmful _____________ our health.

A. to

B. by

C. against

D. with

Câu 3: Our study is very important____________ our future and useful_____________ our country.

A. for/ for

B. to/ to

C. for/ to

D. to/ for

Câu 4: The pens made___________ plastic are very cheap.

A. by

B. with

C. of

D. to

Câu 5: A sign warned motorists ______ dangers.

A. of

B. for

C. about

D. a and c

Câu 6: We congratulate you ___________ your successful flight.

A. on

B. about

C. by

D. with