（用is ,isn't ,are ,aren't 填空
问题描述：
（用is ,isn't ,are ,aren't 填空
1 、 lingling ____ chinese she ____ english 2、daming and lingling ____ teachers ___ they ___ students 3、 wanghui ___ fourteen years old 4 、 wanghui __ ameri
答
1.is,isn't2.aren't,are
3.is
4.isn't