Here is the English grammar book which, as I have told you, will help to improve your English.

这就是英语语法书，正如我给你讲的，它会帮你提高英语成绩。

youdao

Here is the English grammar book which, as I have told you, will help to improve your English.

这就是英语语法书，正如我给你讲的，它会帮你提高英语成绩。

youdao