this book is so difficult .he can it understand it 同义句转换This book_英语解答

this book is so difficult .he can it understand it 同义句转换
This book is ＿　＿　＿　＿ to understand

人气：498 ℃　时间：2019-12-01 13:37:43

解答

This book is too difficult for him to understand