what is hard to do good in all one's life and never do bad.

问题描述:

what is hard to do good in all one's life and never do bad.
是一种什么结构?
能不能说
What is hard to answer this question.

what is hard to do good in all one's life and never do bad.这个句子是省略句,在hard和to中间应该还有一个is,前后是主谓表的结构,但是这句是谚语,为了简便就略去了is,平时自己写作文造句时不可以学哦,每个部分都...