Câu hỏi: Ottawa is .......... Canada.

A. with

B. on

C. to

D. in

Câu 1: We are present (at/in/to/of) the lecture yesterday.

A. at

B. in

C. to

D. of

Câu 2: Gas is made .......... coal.

A. of

B. from

C. with

D. to

Câu 3: The air at the seaside is good (at/for/on/of) health.

A. at

B. for

C. on

D. of

Câu 4: She has suffered (from/to/with/about) her heart attack.

A. from

B. to

C. with

D. about

Câu 5: Teachers are responsible (at/for/to/of) their teaching.

A. at

B. for

C. to

D. of

Câu 6: I shall wait .......... you.

A. about

B. by

C. to

D. for