It is not easy to tell a good book from a bad one翻译下_英语解答

It is not easy to tell a good book from a bad one翻译下

人气：253 ℃　时间：2019-10-19 05:38:01

解答

（要）区分书的好坏不容易.
很难区分书的好坏.
it 形式主语
is 谓语
to tell ...动词不定式做真正的主语