回答先说答案 然后说理由 没理由不行
1、A:Remember__the classroom after school.B:OK.
选项：A.to clean B.clean C.cleaning D.are clean
2、A:I think__is important__English well.B:I agree with you.
选项：A.he;to learn B.it;to learn C.it;learn D.he;learn
人气：467 ℃ 时间：2020-05-25 13:08:18
解答
A remember to do sth.记住做还未做的事（未发生）,remember doing sth.记住做过什么事（已发生）；
B it is important to do sth.it是形式主语,to do 是不定式作真正主语.
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