来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/05/07 15:56:27
英语句子变复数,变单数.
①My pen is red.
②Is his cat.
③What are those?
④these are elephants.
⑤We are teachers.
⑥They are gils.
1.Our pens are red.
2.Are their cats.
3.What is this?
4.This is an elephant.
5.I am a teacher.
6.She is a girl.
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