题目内容：

1 the comers walked round and round.They didn't know——?
A where they will go B they will go there
C where will go D where to go
2 -I will invite all my friends to come to my birthday party.
-_____there's not enough room for so many people.(注意这里是句号）
A what about B even if
C what if D if
最重要的是答清楚为什么
第一道为什么不能用where they will go?用where they should go可以吗?

优质解答

D(where to go 去哪里)
相似的用法还有what to do
how to do it
what to say等等
C(what if假如.怎么样,整句意思是:如果没有足够的空间容纳这么多人怎么办?)