I don't think he will do it和I think he won't do it那个对,为什么?

问题描述:

I don't think he will do it和I think he won't do it那个对,为什么?

第一个对。否定转移

英语中规定,要在前面否定,所以I don't think he will do是对的

第一个是对的.表示主观意愿的词语(think,soppose等)接that从句,要否定前置.
所以:
I don't think he will do it
是正确的