很好的自学辅导书
内容不错，很详细，对我有些帮助。但还是感觉书本好用些！
书讲的很细，还有常用句型的练习
this book is very useful. and it worth our reading.
很好的自学辅导书
内容不错，很详细，对我有些帮助。但还是感觉书本好用些！
书讲的很细，还有常用句型的练习
this book is very useful. and it worth our reading.