It's sure that he went there. that可省吗?求解释谢谢

问题描述:

It's sure that he went there. that可省吗?求解释谢谢

这句话主语不能用It,it要和certain搭配:
It is certain that
that可以省略,如果不会造成句子不容易理解的话那么 Make sure that he will go there.that可省吗?可以省略。