Câu hỏi: He is sad (about/in/on/of) his son’s laziness.

A. about

B. in

C. on

D. of

Câu 1: I'm interested (at/in/on/of) current events.

A. at

B. in

C. on

D. of

Câu 2: The air at the seaside is good (at/for/on/of) health.

A. at

B. for

C. on

D. of

Câu 3: Teachers are responsible (at/for/to/of) their teaching.

A. at

B. for

C. to

D. of

Câu 4: Your profession is similar (to/in/on/of) mine.

A. to

B. in

C. on

D. of

Câu 5: Gas is made .......... coal.

A. of

B. from

C. with

D. to

Câu 6: We are present (at/in/to/of) the lecture yesterday.

A. at

B. in

C. to

D. of