新人教版英语七年级下Unit 4 (Section B 情态动词can的用法 课件.ppt

1、人教版新目标七年级下册（语法课）,通过自主练习，能复习总结情态动词can表示能力的意义和功能并运用。,通过对话练习能恰当的运用can表示邀请和请求，并能做出相应的回答,通过小组活动能使用can表示许可的功能,Talk freely,She can .and she can do it very welI. So I think she can jion . club.,can 的意义和功能,can 翻译为“_”。表示现在具备的_。单独的_意义不够完整不能_作谓语，常和实意动词的原形一起作谓语。但情态动词没有人称和数的变化。,IWeYouSheHeItThey,can/ cant play th

2、e guitar.,例如：my father can sing and play football, but he cant play the piano or draw.,能，会,能力,情态动词,独立,星期六的晚上，Jim的同学邀请他参加生日聚会,并要Jim准备一个节目。可是Jim不会.,但是Jim会. 于是Jim想请妈妈帮忙出谋划策。 请根据以上信息设计Jim和妈妈的对话,Jim=J mother=MJ:Mom,_?M: _.J: I must give a show on my classmates birthday party but I cant_.M:Dont worry.You

3、can_ .J: You are right.I will _.Thanks mom.,can you help me,Sure,play the piano or sing.,tell stories,A: Can you come to my party?,B: Sure, Id love to.,Sorry, I cant. I have to ,A: Can you play basketball with me?,B: Sure .I d love to./ Sorry,I cant.I haveto .,play basketball,go to an old peoples ho

4、me,go on a trip,fly kites,go shopping,have swimmming class,can 的意义和功能,Can you? 表达 “请求或邀请”，此时用 may,could更好答语：同意用：Sure/of couse,Id love to. OK ,No problem. 不同意用 ：Sorry, I cant. I have to .,Answer correctly1.Can I ask you some questions?2.May I use your dictionary,I leave mine at home?3.Could you help

5、me?,He cant fight with others.,You cant run in hallways.,He cant listen to music in class.,不可以；不允许；禁止,read books in the library,run in the playground,talk each other,At proper place do proper things.,run in the hallways.,What can we do atschool? What cant/mustnt we do at school?,e.g First we can pla

6、y football on the playground,but we cant do it in the classroon. Next we can.,but we mustnt.,每组至少列出两条,选出一名代表汇报,can 的意义和功能,can 翻译为“可以”，表示许可，cant“不可以”语气强硬时可用“mustnt”,1.We can eat in the dining room ,but cant do it in the classroom .,2.We can swim in swimming pool,but mustnt swim in the river .,summary

7、：Can的用法。,1.can 翻译为“能，会”cant 不能，不会。 表示现在具备的能力。2.Can 翻译为“好吗？”表示请求或者邀请3.can 翻译为“可以”cant /mustnt“不可以，禁止”。表示许可,一、选出最佳答案： 1. -_ I try on those shoes in the window? -_. They are just on show. A. Could; Yes, you can B. Can; Sorry, you couldnt C. Could; Sorry, you cant D. Can; Yes, you could2.- _ I swim here

8、? -I am sorry,children _swim here alone. It is dangerous A. Must , cant B. May , must C.Can, mustnt D. Cant can,C,C,小试牛刀,二、填入恰当的情态动词1.-Can I go shopping with you,Dad? -No,you _.You have to stay at home and do your homework first.2.-I hear you have a new iPhone . _ I hav a look? -Yes, certainly.3.- D

9、ad, must I practice the piano today? -No . You_ do it tomorrow.4. I need a pair of glasses.because I _ see the words on the blackboard.,cant /mustnt,can /may,Can/ May/ could,cant,Homework Do you know other modal verbs? How to use them? Could you summarize them and share with us?你还知道哪些情态动词，都有什么作用。请整理出来和大家分享。,U盘、电脑坏了？教学资料不见了？以前的资料没保存？每一届重复劳动？找不到精品课件、试题、教案反思？各大文库价格昂贵？来【163文库】吧，你可以：上传分享资料赚取零用钱；创建教学空间，分类收藏存储资料；方便下届使用；百万教学资源供你下载；【平台地址：】,