Câu hỏi: Gas is made .......... coal.

A. of

B. from

C. with

D. to

Câu 1: English belongs (from/to/on/in) those who use it.

A. from

B. to

C. on

D. in

Câu 2: I'm not acquainted (at/in/with/of) those flowers.

A. at

B. in

C. with

D. of

Câu 3: He is negligent .......... his duties.

A. with

B. to

C. for

D. of

Câu 4: My father insisted (in/on/of/at) building a new house.

A. in

B. on

C. of

D. at

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

A. from

B. with

C. in

D. by

Câu 6: We are proud (at /in/on/of) our people's heroic tradition.

A. at

B. in

C. on

D. of