《2022年外研版小学英语三年级下册《Module6UNIT1Heworkshard》教案 .pdf》由会员分享，可在线阅读，更多相关《2022年外研版小学英语三年级下册《Module6UNIT1Heworkshard》教案 .pdf（5页珍藏版）》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、公开课教学案课题Module 6 课型新授课时41 教材简析This module is talking about ones performance at school.教学目标知识目标能听懂会说 work,hard,lazy,speak 并能够在实际情景中运用。能听说读写:Is Daming naughty in class?No,he isnt.His work is good.Im happy with that.Thank you.要求模仿正确，语调自然.能力目标能描述一个人多方面的个性特征。情感目标1.提高学生学习英语的兴趣，树立英语学习的自信心。2.学会观察周围朋友的特点与学习状
2、况，取长补短。教学重难点1.四会知识的掌握2.综合运用语言对人的个性特征进行描述。3.work 的不同意义教具课件、单词卡片、学生照片、调查表格（人手一张）学具教科书、活动手册板书设计He works hard.Is Daming naughty in class?Yes,he is.No,he isnt.His work is good.I m happy with that.Thank you.work hard lazy speak Step 1.Warmer(复习热身)1.自我介绍T:Hello,boys and girls.Im your new friend,my names Zh
3、ao Ning.Look at me.I m tall.My hair is long.Im clever.Am I nice?(S:Yes,you are.)And I know you have many friends in your English class,Such as Xiaoyong，Maomao,Parrot and Daming.屏幕：说的同时多媒体呈现人物头像。2.听信息猜猜看,复习已有知识。T:This time,we ll hear some sentences about them,lets guess/Who heis?or Who she is?/She s
4、very nice,but she s a bit shy.(Maomao)Hes very loud,he s very naughty,but he s helpful.(Parrot)Hes very clever，and he s a bit quiet.(Xiaoyong)屏幕：屏幕上出现划线单词。3.单词游戏T:Please look at these words,read them with your partner.T:Now lets play a game.“Whats missing?”(第一遍丢失：naughty)T:This time,two words are mi
5、ssing.(第二遍丢失：helpful quiet)屏幕：出现单词4.学生互相介绍T:Now I want to know you,would you like to intrdouce your partner to me?Step 2.Presentation（学习新知）1.多媒体出示课文第一幅图。引导学生提问并谈论该照片。T:Whos he?Daming T:Who are they?老师介绍 T:This is Damings mother.This is Damings father.Theyre Damings parents.屏幕：家庭树；单词卡片：parents 2.学习并理
6、解 parents，Parents Day出示单词卡片，理解跟读“parents”，并给学生介绍 grandparents。T:Today is Parents Day.Do you know Parents Day?Now we knew ChildrensDay,Sports Day,Christmas Day 联系让学生理解Parents Day“家长日”，并简单介绍家长日。T:What are his parents going to do?Lets listen to the CD-Rome then choose 第一遍文档编码:CR1G9X10Y8J5 HU7T5D9V7W10
7、ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F
8、6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文
9、档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR
10、1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10
11、Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 H
12、U7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9
13、V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1They are going to _ his teacher.A.speak to B.play with 3 What s Daming like?教师出示三个问题，引导学生带着问题看课文（第二遍）。多媒体出示。在教学问题时讲
14、解lazy 学生看课文光盘，回答教师问题。教师逐图解决课文。问题一：Is Daming naughty?老师板书句型，教授：Is Daming naughty in class?No,he isnt.问题二：Is he lazy?多媒体出示答案：He works hard.He isnt lazy.在这个过程中讲解hard。问题三：Is he clever?老师板书句型，教授：Yes,he is.His work is good.出示 work，讲解 work 的两种含义。4.Chant.多媒体出示 chant。5.多媒体出示问题：Is mum happy?学生带问题看第三遍课文，回答问题。Y
15、es,she is happy.How do you know?Mum says,“I m happy with that.Thank you.”老师板书句型，教授：I m happy with that.Thank you.6.操练句型分角色朗读。老师给一个提示词，学生根据提示词说出整个句型。naughty work happy no 9.Listen and repeat.Questions.Is Daming naughty?配图 Is he lazy?配图 Is he clever?配图Let s chant!Is Daming naughty in class?No,he isn t
16、.No,he isn t.配图Is Daming lazy in class?No,he isn t.No,he isn t.配图Is Daming clever in class?Yes,he is.His work s good!配图文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10
17、Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 H
18、U7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9
19、V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10
20、ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F
21、6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文
22、档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR
23、1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1Step 3.Practice（练习）（1）（2）Activity book page 22.活动 1 Listen and circle”am is are”讲解缩写形式综合讲解”Hes=he is shes=she is it s=it is Ill=I will theyre=they are don t=do not cant=can not I ve=I have(3)Look,ask and answer.123 game Step 4.Consolidation（巩固运用）游戏：猜一猜教师组织学生分四人小组活动
24、，每小组选择班里任意一名同学，小组对该生在学校的表现进行描述，形成小片段，引导其他学生来猜。可参照词汇加油站。Step 6.Summary（总结）T:How do you think of Daming?What should we do?引导学生谈谈通过学习认为大明是个怎样的人？我们应该怎样做？多媒体出示Step 7.Homework（作业）（1）Listen and repeat the text（2）Copy the base sentences 2 times 词汇加油站naughty,lazy,works hard,helpful,clever,good,tall,short,big
25、,small,good,thin,fat Let s judge!It s Parents Day today.()Daming s parents are going to speak to Daming.()Daming is a good boy.()Daming s parents are sad.()Ms.Smart is happy with his work.()A young idler,an old beggar.少壮不努力，老大徒伤悲。文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W
26、10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2
27、K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5
28、K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码
29、:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9
30、X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J
31、5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T
32、5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W
33、10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2
34、K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5
35、K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码
36、:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9
37、X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J
38、5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1文档编码:CR1G9X10Y8J5 HU7T5D9V7W10 ZF2K8F6H5K1