What do you think he is doing.这句话是一个正确的句子吗?语法上有问What do you think he is doing.这句话是一个正确的句子吗?

问题描述:

What do you think he is doing.这句话是一个正确的句子吗?语法上有问
What do you think he is doing.
这句话是一个正确的句子吗?

正确,插入语