Smoking is bad for your health. You’d better .A. set it upB. give it upC. pick it upD. loo

问题补充：

Smoking is bad for your health. You’d better .

A. set it up

B. give it up

C. pick it up

D. look it up

答案：

A. set it up

(答案→)B. give it up

C. pick it up

D. look it up

解析：本题考查词组辨析。set up意为“建立”；give up意为“放弃，交出”；pick up意为“捡起，拾起”；look up意为“查询”。句意为“吸烟不益于健康，你最好戒掉”。四个选项中只有give up具有 “戒掉;放弃”之意，故选B。