In addition, the book can also serve as a manual of either grammar reference book or exercise collection.

另外，本书还具有手册功能，学习者可依据自己的需要把它作为语法参考书或考试习题集使用。

youdao

In addition, the book can also serve as a manual of either grammar reference book or exercise collection.

另外，本书还具有手册功能，学习者可依据自己的需要把它作为语法参考书或考试习题集使用。

youdao