给一下句子改错 Is it a book yes,it's.Is this yuor an eraser what he

给一下句子改错 Is it a book yes,it's.Is this yuor an eraser what he Is this an eraser?yes,it is are----- ------.yes------ ------ 翻译成中文IS THIS YOUR PENCIL .Yes,it`s mine.this is an eraser an --is that( )eraser?--yes,it,s( )eraser. This is a book,It's an English book.What's this?急. Is it yuor an English book? 单复数句型转换It is a bag.Is that an eraser?What's this in English? Is this( )book?.yes,it's( )what I'm after.A.the very just what is this?It is eraser病句 what+is+this?+it's[+++++]english++book++A.a++B.an++C.two++D. It is a book.(仿照例句,重写句子)例:What's is this?=What's this? It is an eraser?