Unit 4 Why don't you talk to your parents?第3课时 Section A【语法课】(共50张PPT)-2022-2023学年八年级英语下册精品课件（人教版）

(共50张PPT)
Section A
Grammar focus-4c
Unit 4
语法课
Why don’t you talk to your parents
Learning Aims
知识目标：
1.掌握重点词汇copy,return,anymore；
2.学习although,so that,until的用法；
3.掌握重点句型 Why don’t you… ,I should...等。
能力目标：
能与用GF中句型谈论自己日常生活中的烦恼。
Learning Aims
Review
Lead in
Lead in
What should he do
We have many problems.
Free talk: Your own problems
Lead in
argue with friends
×
leave books/homework at home.
copy my homework
What problems can we meet in our life
look through my schoolbag
Lead in
A: My best friend is more popular than me.
I want to be like him. What should I do
B: You could ….
C: You should ….
D: Why don’t you …
E: Why not …
Lead in
Review
Grammar Focus
Pre-listening
You look tired. What’s the matter
I studied until midnight last night so I didn’t
get enough sleep.
What should I do
Why don’t you forget about it
Although she’s wrong, it’s not big deal.
Grammar Focus
What should he do
He should talk to his friend so that he can say he’s sorry.
Maybe you could go to his house.
I guess I could, but I don’t want to surprise him.
Grammar Focus
根据课本内容，完成下列句子。
1. 你看上去很疲劳，怎么了？
You ____ tired. What’s ___ _______
2. 昨晚，我一直学习到午夜，因此我没睡足觉。
I studied _____ _________ last night so I didn’t ___ ______ sleep.
3. 我应该做什么？ _____ _______I do
4. 你为什么不忘掉此事呢？尽管她错了，
但那不是一件大事。
_____ ____ you forget about it
_________ she’s wrong, it’s not __ ___ ____.
until midnight
look the matter
get enough
What should
Why don’t
Although
a big deal
5. 他应当如何做？
_____ _______ he do
6. 他应当和他的朋友谈一下，以便他能向他道谦。
He ______ _____ ___ his friend
____ ____ he can say he’s sorry.
7. 或许你应当去他家。
_______ you ______ go to his house.
8. 我猜我可以，但是我不想让他吃惊。
I guess I _______, but I don’t want to_______ _______.
What should
should talk to
so that
Maybe could
could
surprise
him
Grammar Focus
表示“建议”的多种句型
◆ Why don’t you do sth.
这是给别人提建议，建议某人做什么事
情的句型。如：
Why don’t we come more often 　
咱们为什么不经常来这里呢
Why don’t you buy a book for your father 　
为什么不给你爸爸买本书呢？
Grammar Focus
这个句子还可以写成 Why not do… 如:
Why not get her a camera 为什么不给她买个相机呢？
这个句型还有发出礼貌地邀请的用法。
Why don’t you have a drink of tea
= Why not have a drink of tea 请喝茶。
Grammar Focus
◆ How/What about…
表示“……怎么样/好吗？”
这是询问听话这一方对某事物的看法或者意见about
是介词，后接名词/代词宾格/动词doing。如
How about a computer What about him
How about going swimming
Grammar Focus
◆You should / could do … 意为“你应该（可以） 做……”
◆ Let’s do … 意为“让我们做……吧!”
◆ You’d better (not) do … 意为“你最好（不）做……”
◆ It’s best to do ... 意为“做……再好不过了。”
◆ Shall we do … 意为“我们做……好吗？”
Grammar Focus
注
意
1. 由must引导的一般疑问句, 肯定回答用must或have to, 否定回答用needn't或don't have to. 如：
—Must I go with them？
我必须跟他们走吗？
—Yes, you must/have to. / No, you needn't / don't have to.
是的，你必须。/ 不,你不必。
Grammar Focus
注
意
2. 由may引出的一般疑问句， 肯定回答用may；否定回答用can't / mustn't。
3. 由Could you / I please …？引出的一般疑问句， 肯定回答用can；否定回答用can't .
Grammar Focus
mustn’t 禁止，不允许，语气比较强烈 You mustn't play football on the road.你禁止在马路上踢足球。
can’t 不能，不会 The boy is so tired that he can't open his eyes.
这个男孩如此地累以至于他不能睁开他的眼睛。
◆情态动词否定形式的基本用法
Grammar Focus
couldn't can't的过去式，意为“不能，不会” He couldn't play the piano when he was five. 他五岁时不会弹钢琴。
needn't 不需要 We needn't hurry, for there's plenty of time.
我们不必着急，因为时间很充裕。
Grammar Focus
won't 不会 Don't worry. I won't break it.别担心，我不会打碎它。
shouldn’t 不应该 We shouldn't waste water.
我们不应该浪费水。
had better not 最好不要 You had better not smoke. It's bad for your health.
你最好不要吸烟。它对你的健康有害。
Grammar Focus
情态动词的基本用法
1. —Must we finish the work
today
—______. We have something else to do
tomorrow.
A. Yes, we can B. No, we can't
C. Yes, we must D. No, we needn't
C
Grammar Focus
2. He ________ speak English very well although he has studied it for only one year.
A. mustn't B. can't C. must D. can
3. It's surprising that Mr. Ma's little daughter ________ speak English so well.
A. must B. can C. mustn't D. can't
D
B
Grammar Focus
4. Children ________ sit inthe front seat of a car. It's too dangerous.
A. need B. needn't C. must D. mustn't
5. The man is feeling much better now, so you ________ call a doctor.
A. needn't B. can't
C. mustn't D. shouldn't
D
A
Grammar Focus
Review
Practice
4a
1. A: What’s wrong
B: My sister borrows my clothes without asking.
What should I do
A: Well, you could tell her that this makes you angry _______ she’ll ask you next time.
so that
Fill in the blanks with although, so that or until.
Practice
2. A: I don’t have any friends at my new school. What should I do
B: ________ you don’t have any now, you’ll soon make some.
Although
3. A: I’m worried about my school grades. What’s your advice
B: You shouldn’t wait _____ the last minute to study for a test.
until
Practice
4. A: Mike is my best friend, but he always copies my
homework. What should I do
B: ________ he’s your best friend, you should still
tell him that copying others’ homework is wrong.
Although
Practice
although, so that及until引导的状语从句
意思 引导状语从句的类型
although
so that
until
虽然；尽管
让步状语从句
以便
以至于；结果
结果状语从句
直到……为止；
到……时
时间状语从句
让步状语从句
Practice
句中位置
although
so that
until
可以放在主句前面，也可以放在主句后面
一般放在主句后，且不用逗号隔开。
常放在主句之后，也可以放在主句之前
Practice
so that引导的目的状语从句表示动机（即一种可能性），而非事实。因此，从句中常带有can, will, could, would, should等情态动词。
注意：
so that引导的结果状语从句，陈述的是客观事实，常常不带情态动词。
Practice
until引导的从句，主句为一般将来时，从句要用一般现在时表示将来。
用于肯定句中，意为“直到……为止”，主句谓语动词须用延续性动词；
用于否定句中，意为“直到……才”，主句谓语动词通常用非延续性动词，也可用延续性动词。
Practice
1. 尽管她不对，但这也不是什么大不了的事。
Although she’s wrong, it’s not a big deal.
2. 你必须现在就去，以便不会迟到。
You must go now so that you won’t be late.
3. 他起得早，因此赶上了早班车。
He got up early so that he caught the early bus.
Practice
4b
1. I’m very shy.
Advice：______________________________
2. My sister and I fight all the time.
Advice：______________________________
Write one piece of advice for each problem. Then compare your advice with your partner’s and decide whether the advice is good or bad.
You should play more with your friends.
You could communicate with her.
Practice
3. My sister spends all evening on the phone. Advice： _____________________________
_____________________________
4. My cousin borrows my things without
returning them.
Advice：_____________________________
______________________________
5. My parents won’t let me have a pet.
Advice：______________________________
_______________________________
You could advise her to help with
housework.
You could make him know it’s
wrong to do that.
You should promise them that you
will study hard.
Practice
4c
Choose one of the problems and ask your classmates for advice. Decide which classmate has the best advice.
You left your homework at home.
Your best friend is more popular than you. You are afraid of speaking in front of people. Your best friend does not trust you anymore. Your parents always argue.
Problems
leave: 离开、遗忘、落下 (过去式:left)
leave +地点 离开某地
leave for +地点 动身去某地
leave sth +地点 遗忘/落下某物在某地
leave sb by oneself 把某人单独留下
be afraid of sth/doing sth 害怕…/做…
=be afraid to do sth
not … anymore: 不在。anymore
常放于句尾。
trust sb=believe in sb
相信某人
Practice
A: My best friend is more popular than me.
I want to be like him. What should I do
B: You could try to be friendlier.
C: You should just be yourself.
A: I’m afraid of speaking in front of people.
What should I do
B: You should take it easy. Just be
confident in public.
Practice
My best friend is more popular than me. I want to be like him. What should I do
You could try
to be friendlier.
You should just
be yourself.
Practice
Review
Summary
To learn to use could, should for advice
You could go to his house.
He should talk to his friend so that he can say he’s sorry.
To learn to use “Why don’t you… ”
Why don’t you go to sleep earlier this evening
To learn to use conjunctions: until, so that, although
Summary
Review
Exercises
Exercises
一、选择填空。
Could you give me ___ advice on how to
prepare for exams
A. an B. the C. some
2. ___ she is young, she is able to look after
herself well.
A. Because B. Although C. If
3. The serious illness made the man ___ hope for
the future.
A. lose B. to lose C. losing
C
B
A
Exercises
4. You will never know what you can do ___ you have a try.
A. until B. since C. while
5. He was so angry that he left without ___ a word.
A. say B. saying C. to say
6. ---What shall we do this afternoon
---____ go to the zoo
A. Why don’t B. How about C. Why not
7. I do some running every morning ____ I can stay healthy.
A. even though B. as soon as C. so that
A
B
C
C
8. How about __________calendar
A. buy B. to buy C. buying
9. I believe that singing English songs help
me ________my English.
A. improve B. improved C. improving
10.The box is______ heavy ___I can’t carry it.
A. too, to B. so, that C. enough, to
C
A
B
Exercises
1. How about______ (go) shopping with
me this afternoon.
2. Why not _______(踢) football with me
3. You’d better _____(stay) in bed until
tomorrow.
二、根据所给提示完成句子。
going
play
stay
Exercises
4. What should I ______(买) for my sister
5. My deskmate borrowed my pen without
________ (return) it to me next day.
6. _______ (copy) other’s answers in a test is
wrong.
buy
returning
Copying
7. After high school Mike got a job
instead of ________ (go) to university.
8. It’s very kind of you to offer _______
(help) us on the weekend.
9. Firstly we don’t have much money,
________ (second) we are too busy.
10. Jim is a doctor. His ________ (old)
brother is an engineer.
going
to help
secondly
elder
Exercises
1. Why don’t you get your brother a nice pencil case
Why____ ____your brother a nice pencil box (同义句)
2. How about reading an English story (同义句转换)
_____ ____ reading an English story
3. Shall we go skating (同义句)
Let’s ____ ________.
not get
What about
go skating
三、句型转换。
Review
Homework
Homework
1.Recite new words and sentences.
2.Try to give advice to your friends’/family’s problems.
3.选做作业：调查你的家人或朋友，看看他们有什么困难或烦恼，向他们提出你的建议。
Thank you !