what you can do is...后面是to do sth还是do sth?另外doing sth行吗看到好像有的没句子没有加TO,貌似感觉语法不对?

问题描述:

what you can do is...后面是to do sth还是do sth?另外doing sth行吗
看到好像有的没句子没有加TO,貌似感觉语法不对?