The main thing they should try to learn is to do good things for people
题目
The main thing they should try to learn is to do good things for people
这里is后面为什么要用to do而不是doing?
答案
这里的to do是做表语.和the teacher's job is to teach.是一样的.
举一反三
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我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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