Unit 5 Wild animals.(Grammar)

课件53张PPT。8A Unit 5 Wild animals GrammarA: Using may for possibility
B: Using verbs + to-infinitivesclosed
bat
bee
lost
get lost
the same … as
saveadj. 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 reviewThe door is closedWe leave the classroom with the door closed.Dolphins can work out easy maths problems.Bats can decide the right way with the help of their mouth and ears.Bees never get lost.Bees always remember the same way as they went.Squirrels always save food before winter comes.We can…
We may …
We must…
We should … We can'tCan you ...can
may
should
must
could
might
S ++ be / donotMay / Can / Should / Must + S + be/ do…?--- May I use 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.What’s the difference?--- May I use 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?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.--- Sorry, she is not at home. She may be in the library.We use may to say that something is possible. A Using may to say that something is possible.What is this?It may be an egg.
It may be bread.
It may be a bunnotCan you make a conclusion?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?What do you think of the frog?It may die.
It may sleep.
It may have a rest.do notCan you make a conclusion?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?What are the two cocks doing?They may be playing football.
They may be fighting with each other.Can you make a conclusion?What may dogs be doing?They may be sleeping.
They may be playing a game.What may the penguin be doing?
What may the penguin not be doing?It may be inviting its owner to dinner. It may not be biting its owner. Practise with “may, may not”There is something wrong with Mr.
Chen’s car.
How may he go to work?
Practise with “may, may not”
Miss Wu is very happy today, what may happen?
Miss. Wu is angry, what may happen?
Parents’ Meeting is coming, what may happen?If we do nothing with giant pandas,
what may happen?
If we take action, ...may....
If there is no giant panda, ...may...Practise with “may, may not”summary...may do...
...may not do..
...may be sth
...may not be sth.
...may be doing sth.
...may not be doing sth.
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 notmay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 her classmates. 此刻她可能正在和同学们玩。Millie?is?in?the?zoo.?She?is?telling?Sandy?on?the?phone?
about?what?happens. Complete?what?Millie?says?using
may?with?the?words?in?brackets.1. The?elephant?is?going?towards?the?water. It?__________(need)?a?bath.2.The?little?boy?is?crying?because?he?saw?the?tigers. He?__________(be)?afraid?of?them.3. I?cannot?go?near?the?lions?and?tigers. They?___________(hurt)?me.4.The?baby?panda?is?not?drinking?its?mums?milk. It?____________(not?be)?hungry.5. The?monkeys?are?jumping?around. They?_______________(be?playing)?with?each?other.6. The?horse?is?standing?with?its?eyes?closed. It?_________________(be?sleeping).may needmay bemay hurtmay not bemay be playingmay be playingB Using verbs + ‘to’-infinitivesMore about wild animals
Amy's 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__________________ (learn, work out) easy
maths problems.
Dad: What do you know about bats?
Amy: Rats can't see, hut they can⑵ ______________
(decide, fly) the right way with the help of their
mouth and ears.learn to work outdecide to flyDad: 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 ______________(begin, save) some food before winter comes.
Dad: Yes, but sometimes they forget where to find the food.remember to come backbegin to save1. 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Can you find out the rule?1. Kitty plans 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. 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.
我记得以前在哪儿见过你。
Please remember to turn off the light when
you leave. 离开时请记得关灯。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。
v+ sb. to + do
v+ sb.do感…feel ; let ; make ; have ;
hear; help ; 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？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. 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。
My mother let me not do it by myself.
妈妈让我不要独自做这件事。
Only put v.-ing forms after some verbsenjoy / like doing sth.
spend…doing sth.
finish doing sth.
practise doing sth.
mind doing sth.What / How about doing…
have a good time doing课堂检测1. We ____ go abroad. I'm not sure.
We ____ travel by sea.
It ____ be cheaper.
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 playmaymaymaymaymay4. I _________ more fruit and vegetables
every day. (plan; eat)
5. After dinner, we ___________ TV and
chat there. (like; watch)
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 play9. I ____ die without them.
10. At four months old, she weighed about
eight kilograms and ____________
outside 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 notmayPeter?______ come?with?us?tonight,?
but?he?isn't?very?sure?yet. A.?must?? B.?may? C.?can D.?will
— Are you ready for the trip to the
amusement park?
— We decide ______ to an amusement
park. We will go climbing.
A. to go B. not go
C. don’t go D. not to go 1. — Don’t forget ______ your homework,
John.
— Ok, I’ll do it right now.
A. doing B. do C. to do
2. — Have you decided which senior high
school to choose?
— Not yet. I ______ go to Moonlight
School. [2012江苏南京]
A. must B. may
C. need D. shouldI. 单项选择。3. — Excuse me, when are we going to
have a picnic?
— I’m not sure, Ask our monitor, please.
He ______ know. [2012江苏扬州]
A. need B. can C. may D. shall
4. — Do you have any plans for this
weekend?
— I'm not sure. I ______ go climbing
Mount Yuntai.
A. must B. need C. may D. can5. — Is Jim coming by train?
— I’m not sure. He ______ drive his car.

A. must B. may C. need
6. Drivers should remember not ______
after drinking, or they will break the
law.
A. drive B. driving
C. to drive D. to be drivenII. 完成句子。1. 他可能认识你。
He _________ you. 2. 他们可能下周去长城。
They _________ the Great Wall next week.
3. 我们同意马上离开。
We agreed ________ at once.
4. Laura计划到中国一些名胜之地旅游。
Laura ____________ some places of
interest in China.
5. 你愿意和他一起工作吗？
Would you _____________ with him? like to work plans to visitto leavemay knowmay go toPreview To preview Integrated skills on Pages
63 and 64
2. To learn to talk about how to protect
wild animals