问题补充:
--- It’s so hot today. Why not stay at home and read books?
--- ! Let’s read the novel Twilight.
A. That’s Ok.
B. Good luck
C. Of course not
D. Good idea
答案:
A. That’s Ok.
B. Good luck
C. Of course not
(答案→)D. Good idea
解析:why not表示建议,对于别人的建议,我们觉得可行,可以说好主意,good idea表示好主意的意思,故本题选D。