The blue pen is his,and the green pen is hers.如果对,为什么要用hers?像这种物主代词怎么用?

that is n___ alan's pen.his pen is blue. The pen is blue.成分分析 the blue pen is( ),( )is black.A.mine,his B.me,him C.my,his D.mine,he his pen is yellow while m____ is blue.怎么填 his,is,pen,blue（连词成句） The blue pen is his,and the green pen is hers.如果对,为什么要用hers?像这种物主代词怎么用? 连词成句（1）blue,about,this,what,jacket（2）his,the,pen,is,red,too (It )is Helen's.The blue pen (is) his.Ask (the(It )is Helen's.The blue pen (is) his.Ask (the teacher) for it.How do you spell (it)?Is (that) a green pen?They're (on the sofa).Where's (the schoolbag)?I (don't konw).I konw (Tom).They are (on the desk). the pen is blue怎样变成一般疑问句? 如何提问The blue pen is my favourite one This is his pen,The pen b___ to him The black pen is his.（复数） The pen is blue对划线部分提问（划线部分为is blue） 修改病句 This is a pen.The pen is a blue. _____ pen is blue.It's _________ blue pen. teacher:Hi,anna,are these your pencils? anna:no,they are bob's. teacher:and is this his green pen? anna:no,it isn't.the blue pen is his. teacher:what about this dicionary? anna:it's helen's.and the green pen is hers,too. teacher:and the eraser?is tha The blue pen is the longest 对划线部分提问（The blue pen） is the longest 对划线部分提问 my pen is blue ; my friends is