高中英语语法之情态动词--Modal verbs公开课.ppt

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1、Welcome to my class!,Lead-in,If I could Id rather be a sparrow than a snail.Yes I _.If I _,I surely_. Id rather be a hammer than a nail.Yes I _.If I _,I surely _.Away, Id rather sail awayLike a swan thats here and goneA man gets tied his feet to the groundIt gives the worldIts saddest sound,Its sadd

2、est sound.,would,could,would,would,could,would,情态动词,can, couldmay, mightwill, would shall, shouldmust, have to,Revision,When I was a girl, I_ sit at the desk and dream of becoming a teacher. From then on, I kept on trying and as a result I have achieved my goal. As your teacher, here is what I _ lik

3、e to tell you:As senior students, you_ obey the school rules.Everyone _ make mistakes, so you_not give up easily. You _make progress without learning hard.You _choose but_ (study) hard, if you want to realize your dream.If you follow my advice, you_ gain what you want.You _not like what I have said,

4、 but it is my sincere advice. I _ think of a _idea.If you_ dream away your time(虚度光阴)， you _be regretful later.,would,must,will,should,cant,cant,study,shall,may,cant,better,must,will,would,modal verbs,(),Grammar,Learning Objectives（学习目标）:1. Learn the use of ought to, need, neednt, dont have to, must

5、nt2. Learn to use 情态动词+have done correctly and properly according to the context（语境）.,In the Name of the People,The TV series In the Name of the People which is an anti- corruption show was over the week before last.,Observation,At first, I was worried about the situation of Hou Liangping, but later

6、 I realized I neednt have done that.Hous childhood friend Cai Chenggong shouldnt have framed him up（诬陷）.Zhao Dehan must have accepted bribes(收受贿赂) because more than200 million RMB was found in his home.They could have served the people heart and soul.Gao Yulian should have realized his crime earlier

7、.They may have thought they would escape punishment.Because of their serious crimes, they couldnt have escaped being punished by law.,Discovery,Individual work 个人独立活动,Did you feel any grammar points of modal verbs according to the sentences? Please think about it individually and write it down in pe

8、ncil.想一想通过刚才的句子你感受到了情态动词的什么语法现象？请独立思考并用铅笔写在学案上所对应的表格里。,Discovery,Exchange what you have discovered with your deskmate and then do some corrections.和你的同桌交流一下，看看需要做些什么补充和修改。,Pair work 两人活动,At first, I was worried about the situation of Hou Liangping, but later I realized I neednt have done that.,2. Ho

9、us childhood friend Cai Chenggong shouldnt have framed him up（诬陷）.,3. Zhao Dehan must have accepted bribes(收受贿赂) because more than200 million RMB was found in his home.,4.They could have served the people heart and soul.,5. Gao Yulian should have realized his crime earlier.,6.They may have thought t

10、hey would escape punishment.7.Because of their serious crimes, they couldnt have escaped being punished.,情态动词+_,neednt have done,shouldnt have done,must have done,could have done,should have done,may/might have done,couldnt have done,Induction 归纳,have done,过去肯定做过某事,没有必要做的事但做了,不该发生的事情发生了,本可以做的事但没做,应该

11、做的事没做,可能做过某事但不肯定,过去肯定没做过某事,对过去的推测,Whatever we do, we should/ ought to have a sense of responsibility and try our best. We mustnt break the law in order to get what we want. We need think carefully before we act. We neednt/ dont have to do anything illegal at the cost of(以为代价) our freedom and lives.,

12、Discovery,Think over and find out how each of these modal verbs is being used in the situations. Duty Necessity Prohibition(禁止) Lack of necessity,duty,prohibition,necessity,lack of necessity,情态动词,ought toneedneedntdont have tomustnt,应该,需要，有必要,没有必要,没有必要,不许，禁止,Practice,1. Government officials_ learn f

13、rom Hou Liangping and Sha Rijin.2. Qi Tongwei_ (be) an excellent police officer. 3. Qi Tongwei _ (feel) regretful when he killed himself.4. Officials at different levels _abuse their power (滥用职权).5.They deserved to be punished, so we _feel pity for them.,should/ought to,could have been,must have fel

14、t,mustnt,neednt,Fill in the blanks with the model verbs we have just learned.,Try to use the modal verbs we have just learned to give them some advice.,junk food/take exercise,clean/sweep,water,?,Presentation,fall into the bad habit of,situation1,situation2,situation3,cheat in the exam,Example,Last

15、week,cheat in the exam,The girl shouldnt /neednt have cheated in the exam.,She should be honest in exams.,If she was caught, she shall be punished by the teacher.,?,Presentation,fall into the bad habit of,situation2,situation3,Summary,ought toneedneedntdont have tomustnt,must have donemay /might have done can/couldnt have donecould have doneshould have doneshouldnt have doneneednt have done,You have to believe in yourself. That is the secret of success.人必须有自信，这是成功的秘密。,Thank you!,Homework作文：给早恋（puppy love）的同学提几条建议要求：用情态动词和情态动词+ have done 2. 字数不得少于80词,thanks,