Câu hỏi: Four-fifths of the world's computers use programs (at/in/on/about) English.

A. at

B. in

C. on

D. about

Câu 1: I was absent (at/in/to/from) class before yesterday.

A. at

B. in

C. to

D. from

Câu 2: A bird .......... the hand is worth two .......... the bush.

A. on - on

B. on - in

C. in - in

D. in - on

Câu 3: Gas is made .......... coal.

A. of

B. from

C. with

D. to

Câu 4: I shall wait .......... you.

A. about

B. by

C. to

D. for

Câu 5: He suffers .......... headaches.

A. from

B. with

C. in

D. by

Câu 6: Teachers are responsible (at/for/to/of) their teaching.

A. at

B. for

C. to

D. of