物主代词填空(1)This is ________ book , this book is ________ . (我的)(2)That is not ________ruler . ________ is blue . (她的)(3)These apples are ________ . These are ________ apples . (他的)(4)Those pencils are ________ . Those are ________pencils . (他们的)(5)Are these pens ________ ? (你的) No, they are not ________ (我的) .