1.Where ______ this summer vacation
问题描述：
1.Where ______ this summer vacation
为什么是填 are you going 不是are you going to go
2.I didn't see you at the meeting yesterday ,why?
I _____ for a long distance call from my daughter in Canada.
为什么是填 was waiting 而不是 waited
答
加to go那是中文式英语,where are you going已经说明了意思,无谓重复.
was waiting是过去进行时,表示开会的时候正在等电话