以下关于“贺信”标题的写法中，不正确的是（）。

A.只写“贺信”

B.只写“贺”

C.“给××公司的贺信”

D.“宏远公司致贺××公司”

—Mary told me she would      computer studies.

—Really? I’ll try my best to ask her to     such foolish ideas.

A．pick up; give up

B．put away; give up

C．give up; put away

D．give up; pick up