Câu hỏi: When you pick _________a book for the first time, check that it is not too difficult.

A. in

B. since

C. on

D. up

Câu 1: Maintaining biodiversity is important _______ us in many ways.

A. in

B. for

C. from

D. by

Câu 2: A beautiful clock was given _________ her by a handsome boy.

A. down

B. up

C. to

D. with

Câu 3: We benefit greatly ____________the medicines and other products that biodiversity provides.

A. from

B. without

C. for

D. at

Câu 4: It is important to have someone that you can confide ________.

A. up

B. in

C. at

D. with

Câu 5: She prefers carnations __________roses. In fact, she dislikes roses.

A. to

B. about

C. or

D. with

Câu 6: Pay attention _______all traffic signs when you are travelling in the street.

A. for

B. on

C. to

D. from