English

Speechless = I do not know how I finished the book.

Mediocre = There are some lessons to be learnt from the book.

Good= The book is enjoyable.

Excellent = I really like the book.

中文

无言以对= 我怎么会读这本书呢？

乏善可陈 = 基本上还是可以读一读的。

可圈可点 = 这本书还真不错。

引人入胜 = 我非常喜欢这本书。