Smoking is not allowed in our school so it may be a good chance for our math teacher to s

问题补充：

Smoking is not allowed in our school, so it may be a good chance for our math teacher to smoking.

A. put up

B. give up

C. pick up

D. look up

答案：

A. put up

(答案→)B. give up

C. pick up

D. look up

解析：句意：吸烟在我们学校是不允许的，因此它可能是一个好机会对于我们的数学教师放弃吸烟。分析四个词组：put up张贴；give up放弃；pick up捡起；look up查看。故选 B