用What's this/that? lt's … What are these/

用What's this/that? lt's …
What are these/those? They're…

第1个回答  2014-12-16
what is this?it is a book
what is that?that is my pencil
what are these?these is the book,
what are those?those are my pencil。本回答被提问者采纳
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