第1个回答 2012-02-22
I don't think you should finish your homework first.
否定前置本回答被提问者采纳
第2个回答 2012-02-22
改don't,否定前移
第3个回答 2012-02-22
用don't
因为此处有think.否定要用在think 前。
I don't think....
第4个回答 2012-02-22
I don't think you should finish your homework first。 借助助动词don’t