Câu hỏi: If you earn a good salary, you can be independent .......... your parents.

A. for

B. to

C. of

D. by

Câu 1: We are proud (at /in/on/of) our people's heroic tradition.

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

A. at

B. in

C. on

D. of

Câu 4: Gas is made .......... coal.

A. of

B. from

C. with

D. to

Câu 5: We are grateful (at/in/on/to) our teacher.

A. at

B. in

C. on

D. to

Câu 6: He is sad (about/in/on/of) his son’s laziness.

A. about

B. in

C. on

D. of