【—人教版初中一年级英语第三单元语言要点教材】下面是老师大家带来的对第三单元This is my sister 的语言要点，供学生们学习参考。
Unit 3 This is my sister. 语言要点
1. This is my brother.
2. --- Is she your sister?
--- Yes, she is. / No, she isn't.
这一单元的重点句式比较少，所以同学们可不能再偷懒了哦！加油，同学们！
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