试题 试卷
题型：句型转换 题类：常考题 难易度：容易
人教版（PEP）小学英语六年级上册第四单元Unit 4 I have a pen pal 单元测试
A. No．It's on the first floor.
B Thank you.
C. Yes，it is．
D. It's next to my classroom.
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