题目内容：

I have been waiting for the bus for a
I have been waiting for the bus for a long time,but no bus has come Don,t worry ,look,there ____the bus

优质解答

comes,倒装 The bus comes there.

追问：

但是之前有个look，不应该用现在进行时么

追答：

倒装句中无进行时