根据对话内容，从方框中选择适当的句子补全对话。

Ma Li: Mom, I really like San Mao's novels. Her works are very interesting. But it's a pity that . I want to know whether it is hard to be a writer.

Mom:  that you want to be a writer. If you work hard, it won't be difficult for you.

Ma Li: What do you think ?

Mom: Well, that depends on what kind of writer you are talking about.

Ma Li:

Mom: That's a good idea.  Work hard, and I think your dream will come true.

Ma Li: Many thanks, my dear mom.

A. Where there is a will, there is a way. B. she died when she was very young C. May I borrow some books about writers from our school library? D. are the most important things to be a writer E. I'm very glad