一般来说，思想支配行为必须经过哪四个重要环节？
参考答案：
1.需要环节；
2.愿望环节；
3.动机环节；
4.意志环节。
—________great progress your son has made!
—Thanks ________your help.
A.What ;to
B.What a ;to
C.What;for
—Let's go hiking _____ staying at home, shall we?
—A good idea. [ ]
A. instead
B. because of
C. instead of
D. as for
