1.is that your dictionary?no,(1).2.are those books(2).3.are

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1.is that your dictionary?no,(1).2.are those books(2).3.are these his pens?
1.is that your dictionary?
no,(1).
2.are those books(2).
3.are these his pens?
yes,(3)are.they're(4)
4.is this your(5)?
no,it isn't.it's(6).
5.(7)those your keys?
yes,(8)are.they are(9).

1、it isn't
2、 yours
3、they
4、his
后面的要根据上下文或者图片文字提示来做
7、Are
8、they
9、mine

4.—Are those your books?(同上）—No,( )( ).5.Is that your tuler? Are those books (your) those are your books ,_____? 1.Those are my books改为一般疑问句2.This is his ruler 改为复数句 3.That these are (they)books.those are (your) Are those the ___ books?No,they are ___ books? 1 Are there a lot of books in your bag?2 NO.there is only on is that your parents 还是are those your parents? are those your books 作否定回答 Are those your books的同义句 your,are,books,those连词成句 Are those your books?（否定回答）