高中一年级英语必修2第三课时课件

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1、胡胡 龙龙册亨民族中学册亨民族中学More than any words never meant to fallMore than everything that ever we fight forThats what you mean to me ohThats what you mean to meBecause of you I anythingBecause of you I anything at allI fly I fly So over the mountains that too highAbove the northern winds that lift me upI an

2、d we all have a dreamWe keep inside you open up and touch part of me try to hideThats what youve done to me oh Fill the blank cantcant becant docancanused to becan flyModule Fivewill and would may and might can and could shall and shouldmust and cant情态动词(情态动词(Modal Verbs)情态动词表示说话人对某一动情态动词表示说话人对某一动作或

3、状态的态度。作或状态的态度。不能单独作谓语动不能单独作谓语动词,情态动词,情态动词词+动词原形动词原形情情态动词没有人称和数的变化。态动词没有人称和数的变化。用法用法例句例句will would Will 用于用于表示意志表示意志或意愿。或意愿。表示请求、表示请求、建议等,用建议等,用would比用比用will委婉、客委婉、客气。气。 Will you please take a message for him?Would you please tell me your telephone number? That bag looks heavy, Ill help you with it.表

4、示推测,意表示推测,意为为“很可能,很可能,大概大概”。will表示推测比表示推测比should把握大,把握大,比比must把握小。把握小。 1.These things will happen.2.It would be about ten oclock when he left home. 1.This old man is strange. He will sit for hours without saying anything.2.When we worked in the same office, we would often have coffee together. 表示习惯或

5、表示习惯或倾向,意为倾向,意为“总是,惯总是,惯于于”。will至至现在,现在,would指过去。指过去。 would与与used to I used to get up at six in the morning.Sometimes she would take a walk in the neighboring woods. would可用来表示过去反复出现的动作,另外,可用来表示过去反复出现的动作,另外,would强调过去某种特定情况下的活动,是完全强调过去某种特定情况下的活动,是完全过去的事情,同现在没有联系。而过去的事情,同现在没有联系。而used to则着则着眼于眼于过去和现在的对

6、比过去和现在的对比,隐含现在已不存在,隐含现在已不存在,动作或状态都可表示。动作或状态都可表示。May I watch TV after supper?Yes,_./ No, _.Might I use your telephone?May I go home now?It may be true.She may come tomorrow.He might have some fever.May you succeed!you mayYou mustnt允许允许,许可许可禁止禁止,阻止阻止Might比比May的语的语气更委婉气更委婉表示可能性的推测表示可能性的推测,译译为为“大概大概,可能可

7、能”用用might时显得更加不时显得更加不肯定肯定用于祈使句表示祝愿用于祈使句表示祝愿. May 和和MightEnjoy the videoA: Can I help you sir? B:I am checking out . Could you give me the bill?A: Whats your room number? C: Room 205A: Can you wait a moment? B: Of course we can wait A: Room 205 oh, here it is ! B: Thank you !A: Oh my God!$450! How co

8、me? B: Let me see A: This $300 is for the room! C: Yes I know but what about this extra $150?Can 在口语中相当于在口语中相当于may ,might 表示许可表示许可Could表示客气请求表示客气请求Can could 表示能力can表示表示与生俱来的能力与生俱来的能力或或一种一种客观可能客观可能,而,而be able to更加强调更加强调通过后天的学习和努力获得的能通过后天的学习和努力获得的能力,力,或者或者在某个客观的场合和背在某个客观的场合和背景下景下,能做到的事情。,能做到的事情。Presen

9、tationA: Could it be the charge for the fruit? B: Fruit ? But we didnt touch it at allA: It has been sent to your room. You have to pay whether you had it or not.C:I cant help thinking ,you are ripping us off A: Ok Ill pay for the fruit $150 , good! And $300 for the room? I cant pay for that!Can Cou

10、ld 在疑问句和否定句中表示怀疑在疑问句和否定句中表示怀疑与推测与推测Have to 表示客观条件下不得不表示客观条件下不得不Can/could help doing 表示忍不住,禁不住表示忍不住,禁不住rip sb. off敲诈某人敲诈某人 B: Why ?A: That cancels out the charge for your kissing my wife B: How can it be possible ? I havent kissed your wifeA: Since my wife has stayed in your hotel for three daysC: Yo

11、u have to pay whether you kissed me or not .Not sure Very sure He might be in the classroom. He may be in the classroom. He could be in the classroom. He should be in the classroom. He must be in the classroom. 情态动词的猜测用法情态动词的猜测用法You can go now.Could I say it in Chinese?May I know your name?Would you

12、 mind closing the door?Might I have a word with you?语语气气强强 弱弱表许可表许可, 征询意征询意见见can, willcould / may / would / mightYou may walk ten miles without seeing a house.He might get there on time.It can be true.In those days few workers could support their families.表可能性表可能性( (猜测猜测) )may, might, can, could肯定句肯

13、定句语语气气强强 弱弱语语气气强强 弱弱She cant be serious.We couldnt have done better.People may not pick flowers in this garden.She was afraid they might not like the idea.表不可能表不可能( (猜测猜测) )cant, couldntmay not, might not否定句否定句may, might, can, could1. They (can/might) _be away for the weekend but Im not sure.2. You

14、(may/might) _leave now if you wish.3. (could/may) _you open the window a bit, please?4. He (can/could) _be from America, judging by his accent.5. (may/can) _you swim?6. Listen, please. You (may not/might not) _ speak during this exam.might表示猜测表示猜测may表示许可表示许可Could表示请求表示请求could表示猜测表示猜测Can 表示能力表示能力may

15、not表示不允许表示不允许may, might, can, could7. They (can not/may not) _ still be out, the light is on in the house.8. You (couldnt/might not) _ smoke on the bus.9. With luck, tomorrow (can/could) _be a cooler day.10. You (can/might) _ be right, but Im going back to check it.表示许可表示许可couldntcould表示表示猜测猜测can not表示猜测表示猜测(不不可能可能)might表示猜测表示猜测Sum up can and could may and mightwill and wouldHOMEWORK Make a dialogue by using these modal verbs.

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