Câu hỏi: Those books deal mainly_______ tropical plants.

A. with

B. in

C. for

D. up

Câu 1: She always takes good care_______ her children.

A. for

B. in

C. of

D. with

Câu 2: He congratulated me_______ winning the competition.

A. of

B. on

C. at

D. about

Câu 3: It is very nice ______ you to take so much trouble.

A. of

B. to

C. for

D. from

Câu 4: I really respect that man .......... his honesty.

A. by

B. about

C. with

D. for

Câu 5: You may write ________ pencil.

A. with

B. by

C. in

D. on

Câu 6: We started our journey ______ foot.

A. with

B. by

C. on

D. in