Section B （3aSelf Check）Unit 3 Is this your pencil?课后作业一、选词填空 1. _ (This/That) is a book. _ (This/That) is a pen over there. 2. Is that your schoolbag?_ (No/Not), it isnt. Its _ (she/her) schoolbag. 3. Are these _ (yours/his) pencils?Yes, theyre _ (mine/his). 4. Is this _ (her/hers) picture?No, it _ (is/isnt). 5. Are _ (that/those) your maps?Yes, they are _ (me/mine).ThisThatNoherhis hisherisnt thosemine二、写出下列句子的同义句1. This is her book.This book is _.2. That is his pencil._ _ _ _.3. These are my books._ _ _ _.4. Those are her erasers._ _ _ _.hersThat pencil is hisThese books are mineThose erasers are hers三、书面表达假设你是李华，你在学校图书馆丢失了一个书包，里面有一本英文书、一个笔记本、一个铅笔盒、一块手表和一串钥匙。请你写一份失物招领，并请拾到者与你联系，电话是656-8799。要求：词数40个左右，书写格式正确。_ _ _ _ _ _Lost: I lost a schoolbag in the school library. An English book, a notebook, a pencil box, a watch and a set of keys are in it. I must find it. Call me at 6568799. Thank you for your help. Li Hua