从方框中选出适当的句子完成对话。

Tom: Hi! Alice, you look so sad.   1  

Alice: I failed the English exam.

Tom:   2  But you don't need to worry about it all the time.

Alice: I really don't know how to study English well.   3  

Tom:l think you'd better study with a group.

Alice : Oh , that's a good idea.  4  

Tom : Certainly. And we can learn from each other.

Alice : Sounds good. When can I join you?

Tom:   5  

Alice: That's very kind of you.

1._____ 2._____ 3._____ 4._____ 5._____

模板的拆除程序一般是先支的先拆，先拆除非承重部分，后拆除承重部分。重大复杂模板的拆除，事先应制定拆模方案。