It is no good ____.You should give ____.
问题描述:
It is no good ____.You should give ____.
A to smoke;it up
B smoking;it up
C smoking;up it
D to smoke;up it
答
选B
it is no good/ use doing sth 做某事没有好处/用处
give up 如果宾语是不定代词 要放在中间