新译林版八年级上册英语 Unit 5 课时4 Grammar教学课件

1、Unit 5 Wild animalsGrammar 新课导入closedbatbeelostget lostthe same assaveadj. 关闭的n. 蝙蝠n. 蜜蜂adj. 迷路的，迷失的迷路与同样vt. & vi. 储存，节省Words and expressions review新课导入The door is closedWe leave the classroom with the door closed.新课导入Dolphins can work out easy maths problems.新课导入Bats can decide the right way with t

2、he help of their mouth and ears.新课导入Bees never get lost.Bees always remember the same way as they went.新课导入Squirrels always save food before winter comes.新课导入We canWe may We mustWe should We cantCan you .新课讲解canmayshouldmustcouldmightS + be / donotMay / Can / Should / Must + S + be/ do?新课讲解 May I us

3、e your mobile phone? Of course you may. May I ask you a question? Yes, please. May I come in, Mr Wu? No, you may not. May I have a talk with Millie? Sorry, she is not at home. She may be in the library.Whats the difference?新课讲解 May I use your mobile phone? Of course you may. May I ask you a question

4、? Yes, please. May I come in, Mr Wu? No, you may not. May I have a talk with Millie?We use may to ask for permission. We can also use can, could to ask for permission. Could sounds more polite than can. May is formal.新课讲解 Sorry, she is not at home. She may be in the library.We use may to say that so

5、mething is possible. 新课讲解A Using may to say that something is possible.新课讲解What is this?It may be an egg.It may be bread.It may be a bunnotCan you make a conclusion?新课讲解What is this? May it be a cow?Yes, it may be. No, it may not be. What may it be? It may be a horse.Can you make a conclusion?新课讲解Wh

6、at do you think of the frog?It may die.It may sleep.It may have a rest.do notCan you make a conclusion?新课讲解What happens to the boy and his father? May the boy make a mistake? Yes, he may. No, he may not. If the boy makes a mistake, what may his father do? He may punish him.Can you make a conclusion?

7、新课讲解What are the two cocks doing?They may be playing football.They may be fighting with each other.Can you make a conclusion?新课讲解What may dogs be doing?They may be sleeping.They may be playing a game.新课讲解What may the penguin be doing?What may the penguin not be doing?It may be inviting its owner to

8、dinner. It may not be biting its owner. 新课讲解Practise with “may, may not”There is something wrong with Mr. Chens car. How may he go to work?新课讲解Practise with “may, may not”Miss Wu is very happy today, what may happen?Miss. Wu is angry, what may happen?新课讲解Parents Meeting is coming, what may happen?新课

9、讲解If we do nothing with giant pandas, what may happen?If we take action, .mayIf there is no giant panda, .may.Practise with “may, may not”新课讲解Summary.may do.may not do.may be sth.may not be sth.may be doing sth.may not be doing sth.新课讲解如果我们不采取措施，不久会一个不剩。If we do nothing, soon there _ _ none left. 竹林

10、正逐渐减少，结果是，熊猫可能无处栖身或无食可觅。The bamboo forests are becoming smaller and smaller. As a result, pandas _ _ have place to live or food to eat. may bemay not新课讲解may可用来表示猜测某件事发生的可能性，常译为“也许，可能”。may通常用于肯定句与否定句，一般不用于疑问句。例如：The news may or may not be true. 这消息也许是真的，也许不是真的。At the moment she may be playing with he

11、r classmates. 此刻她可能正在和同学们玩。新课讲解当堂小练Millieisinthezoo.SheistellingSandyonthephoneaboutwhathappens. CompletewhatMilliesaysusingmaywiththewordsinbrackets.1. Theelephantisgoingtowardsthewater. It_(need)abath.2.Thelittleboyiscryingbecausehesawthetigers. He_(be)afraidofthem.3. Icannotgonearthelionsandtiger

12、s. They_(hurt)me.4.Thebabypandaisnotdrinkingitsmumsmilk. It_(notbe)hungry.5. Themonkeysarejumpingaround. They_(beplaying)witheachother.6. Thehorseisstandingwithitseyesclosed. It_(besleeping).may needmay bemay hurtmay not bemay be playingmay be playing当堂小练B Using verbs + to-infinitives当堂小练当堂小练More ab

13、out wild animalsAmys dad is asking Amy some questions about animals. Complete their conversation with the words in brackets.Dad: Do you know anything special about wild animals?Amy: Yes, Dad. For example, dolphins are clever. They can （1） _ (learn, work out) easy maths problems.Dad: What do you know

14、 about bats?Amy: Rats cant see, hut they can _ (decide, fly) the right way with the help of their mouth and ears.learn to work outdecide to fly当堂小练More about wild animalsAmys dad is asking Amy some questions about animals. Complete their conversation with the words in brackets.Dad: Do you know anyth

15、ing special about wild animals?Amy: Yes, Dad. For example, dolphins are clever. They can （1） _ (learn, work out) easy maths problems.Dad: What do you know about bats?Amy: Rats cant see, hut they can _ (decide, fly) the right way with the help of their mouth and ears.learn to work outdecide to fly当堂小

16、练Dad: Did you know that bees never get lost?Amy: Yes. Bees always (3)_ (remember, come back)the same way as they went.Dad: What do you know about squirrels?Amy: They always （4）_(begin, save) some food before winter comes.Dad: Yes, but sometimes they forget where to find the food.remember to come bac

17、kbegin to save当堂小练1. Kitty计划带Linda出去。 Kitty plans to take Linda out.2. Linda想去参观公园。 Linda wanted to visit the park.3. Sandy同意和他们一起去。 Sandy agreed to go with them.4. Millie决定留在家里。 Millie decided to stay at home.Put the following sentences into English.不计划计划不当堂小练Can you find out the rule?1. Kitty plan

18、s to take Linda out.2. Linda wanted to visit the park.3. Sandy agreed to go with them.4. Millie decided to stay at home.not当堂小练动词不定式作宾语 后面能接不定式作宾语的动词有 agree, fail choose, decide, forget, hope, learn, want, wish, try , would like 等。如：We hope to get there before dark. The girl decided to do it herself

19、. 当堂小练动词不定式作宾语的注意事项1. 有些动词既可跟不定式作宾语, 也可跟动名词作宾语，但含义不同： remember to do sth 记住要做某事； remember doing sth 记得曾经做过某事 forget to do sth 忘记要做某事 forget doing sth 忘记曾经做过某事当堂小练stop to do sth 停下来去做某事 stop doing sth 停止做某事go on to do sth 继续做另一件事 go on doing sth 继续做原来在做的事I remember seeing you somewhere before. 我记得以前在

20、哪儿见过你。Please remember to turn off the light when you leave. 离开时请记得关灯。当堂小练动词不定式作宾语补足语 1. 后面能接不定式作宾语补足语的动词有：ask, order, teach, tell, want, wish, help等。如： I want both of you to go. 我要你们俩去。 We helped her (to) repair her bike. 我们帮助她修理自行车。 当堂小练v+ sb. to + dov+ sb. do感feel ; let ; make ; have ; hear; help

21、; see ; watch ; notice 让我走。老师让我呆在这里。我听见他唱歌了。你能帮我照看一下我的衣服吗？当堂小练部分感官动词后既可跟不带 to 的不定式作宾补,也可跟v-ing作宾补，前者表示动作的全部过程已结束; 后者表示动作正在进行。如：I saw him come downstairs. I saw him coming downstairs. 当堂小练动词不定式的否定形式 动词不定式的否定式是在 to 前加 not；不带 to 的不定式则在动词前加 not。如： Tom asked me not to stay at home all day. 汤姆要我不要整天呆在家里。

22、My mother let me not do it by myself. 妈妈让我不要独自做这件事。当堂小练Only put v.-ing forms after some verbsenjoy / like doing sth. spenddoing sth.finish doing sth. practise doing sth.mind doing sth.What / How about doinghave a good time doing当堂小练1. We _ go abroad. Im not sure. We _ travel by sea. It _ be cheaper.

23、 2. “The play _ begin at any moment,” I said. “It _ have begun already,” Susan answered. 3. Li Hua _ in the next World Cup. (want, play)wants to playmaymaymaymaymayExerciseI.填入may或用所给提示填空当堂小练4. I _ more fruit and vegetables every day. (plan; eat)5. After dinner, we _ TV and chat there. (like; watch)

24、6. I _ there and look out at the beach and the sea. (love; sit)7. I _ sick people. (want; help)8. I _ the violin at the age of six. (start; play)plan to eatlike to watchlove to sitwant to helpstarted to play当堂小练9. I _ die without them.10. At four months old, she weighed about eight kilograms and _ou

25、tside for the first time.11. When she was six months old, she _bamboo.12. When she was 20 months old, she _ after herself.13. As a result, pandas _ have a place to live or food to eat.14. If we do nothing, soon there _ be none left!maystarted to gobegan to eatlearnt to lookmay notmay当堂小练1. Dont forget _ your homework, John. Ok, Ill do it right now. A. doing B. do C. to do2. Have you decided which senior high school to choose? Not yet. I _ go to Moonlight School. A. must B. may C. need D. should