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-What's this? - [ ]A. It's a book. B. Yes,it is. C. No,it isn't.

编辑:chaxungu时间:2026-04-23 22:01:25分类:小学英语题库

-What's this?
-____________________[ ]A. It's a book.
B. Yes,it is.
C. No,it isn't.A