试题 试卷
题型：填空题 题类：常考题 难易度：普通
人教版（PEP）小学英语2017-2018学年六年级上册Unit 4 I have a pen pal 随堂练习（含小段音频）
-- It's _________.
—No we don't.
—___________.
Model A:— Is this your T-shirt? —No, it isn't.
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