第四课时Section B(2a2c)01基础过关.根据句意及汉语提示填写单词。1_(打电话) Mike at 6326285，please.2Bob lost his schoolbag. He must _(找到) it.3Linda and Grace are in the _ (教室)now.4Here are _ (一些)English books.5You can see your friend in the _ (图书馆).用括号内所给单词的适当形式填空。6We must _ (help)Paul and Alan.7. _ (ask)Cindy for the book.8Are these keys _ (you)?No，they arent.9Please email _ (I)at Jane2015wstom.com.10The girls bag is _ (lose).单项选择。( )11.I lost my ID card.You can_ your teacher for help.Aask Bthank Cmeet Dsee( )12.Please call Peter _ 9856228.OK.Afor Bin Cat Dof( )13. I lost some _in the classroom.Apens BpencilCbook Dkey( )14.A set of keys _on the desk. Some boxes _on the desk，too.Aare；are Bis；areCis；is Dis；am( )15.Your watch is nice._.AOh，no BIts mineCThank you DYou are good.根据汉语意思完成句子，每空一词。16请拨打4953839找汤姆。Please _ Tom _ 4953839.17陈洁现在在学校图书馆。Chen Jie is _ _ _ _ now.18我丢失了一些书，我必须找到它们。I lost _ _.I _ _ them.19那是迈克的电脑游戏吗？Is that Mikes _ _？20你可以向你的父母寻求帮助。You can _ your parents _ help.02能力提升.短文填词。根据材料内容及首字母提示填写单词，补全材料。Lost：My dogMy n _21_ is Sally. I l _22_ my dog. It is black a _23_ white. I m _24_ find it. Please call me a _25_ 9624906.Thanks.Found：A schoolbagA schoolbag is i _26_ Classroom 506.Its blue. Is it y _27_？ Email m _28_ at 1471302889qq.com.21._22._23._24_25._ 26._27_28._ 名校讲坛must的用法must是情态动词，意为“必须；一定”，无时态和人称的变化，后接不带to的动词不定式，表示义务或命令。 如：You must find your lost pen.你必须找到你丢失的钢笔。【拓展】以Must开头的一般疑问句，其肯定回答用must；其否定回答用neednt。第四课时Section B(2a2c).1.Call2.find3.classroom4.some5.library.6.help7.Ask8.yours9.me10.lost.1115ACABC.16.call；at17.in the school library18.some books；must find19.computer game20.ask；for.21.name22.lost23.and24.must25.at26.in27.yours28.me 智汇文库 专业文档