We should find out whether it is useful for us to read 中用whether好还是what好
问题描述:
We should find out whether it is useful for us to read 中用whether好还是what好
答
whether
答
whether因为从句的成分完整
答
用whether. 因为从句里已经有主语it了.所以就不能用what了.
答
whether好, 是否对我们有用