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(共38张PPT)
Unit 3 Could you please clean your room
人教新目标版 八年级下
2d&Grammar focus-4c优质课
Learning objectives
1.掌握pass、lend 、borrow、hate、while等词汇用法；在讨论家务的情境中，运用could礼貌地提出要求及征询许可。
2.学生能够掌握“Could you (please) … ”用于礼貌地提出要求、表达意愿的用法及“Could I … ”用于委婉地获取许可的用法。
3.通过做家务的情境，初步表达对做家务的喜好，从跨文化视角去观察和认识西方文化，培养对事物的逻辑性看法。
Let’s enjoy a song about doing chores.
Warming-up
do chores
____the living room
___ the floor
___the clothes
___the dishes
___ the bed
______ the rubbish
___ the flowers
___ the dog for a walk
clean
sweep
fold
make
do
take out
take
water
Revision
Now,there is a short dialogue about chores.
Let’s look at the picture and predict.
1. Who are in the picture
2. Where are they
3. What are they doing
Maybe sister and brother.
At home.
Maybe the brother wants to
watchTV, but his sister
doesn’t let him do that.
New drills
(1) How many hours did Tony watch TV
(2) Which things does the sister ask her brother to do
(3) Where do you think their mother is
(4) Who is the real boss in the family, Sister, Brother, Mother
Two hours.
Take out the rubbish, fold the clothes, and do the dishes.
Perhaps their mother is on her way home.
The mother is really the boss at home.
Read 2d carefully and answer the questions below.
What is “mother clean” ？
A. Mother will do these chores.
B. The house is not tidy enough.
Underline the language points by yourself.
Sister: Tony, could you please help out with a few things
Brother: Could I at least finish watching this show
Sister: No. I think two hours of TV is enough for you!
Brother: Fine. What do you want me to do
Sister: Could you take out the rubbish, fold the clothes and do the dishes
Brother: So much
Sister: Yes, because Mom will be back from shopping any minute now.
And she won’t be happy if she sees this mess.
Brother: But the house is already pretty clean and tidy!
Sister: Yes, well, it’s clean, but it’s not “mother clean”!
help (sb.) out with
在某方面帮助某人摆脱困境
至少（反义短语为at most，至多，不超过）
一段时间、距离、金额作主语，被看作一个整体，谓语动词用单数形式。
这么多？
be back from从...回来
if 引导的条件状语从句
sth be in a mess 某物杂乱
make a mess 弄得一团糟
pretty adj. 漂亮的；adv.很，非常
“妈妈（想要的）那样干净”
1. Could I at least finish watching this show (教材P18 2d)
finish doing sth. 完成做某事。
Point
Language points
I finished writing the English composition.
【巧学妙记】 常接v-ing作宾语的词（短语）
喜欢（enjoy）错过（miss）别介意（mind）,
完成（finish）愉快（have fun）勤练习（practice）,
忙得（be busy）禁不住（can't help）想放弃（give up）。
I enjoy reading books.
Do you mind opening the windows
Does he practice playing the piano every day
2. And she won't be happy if she sees this mess. (教材P18 2d)
mess作名词，常用短语。
mess n. 杂乱；不整洁
—Don't make a mess on the balcony, Betty. —Sorry, I won't.
All the rooms are in a mess.
【拓展延伸】 mess还可作动词，意为“使不整洁；弄脏；弄乱” 。
I've put the books away. Please don't mess them up again.
make a mess 搞得一团糟（表示动作）
be in a mess 杂乱不堪；陷入困境（表示状态）
Point
help out with sth
2. at least
3.finish doing sth
4.two hours of TV is enough for you
5.so much
6.be back from ...
7. any minutes now
8. see this mess
9. pretty clean and tidy
在某方面给予帮助
至少
做完某事
时间做主语，谓语动词用单数
如此多
从...回来
随时,马上
看到这样混乱
相当干净和整洁
Tony is watching TV, his sister asks him to ____________ a few things. he wants to ________ finish watching this show, But his sister thinks two hours of TV ___ enough for him. Because their mother will ___________ shopping ________ now. If she sees this _____ she won’t be happy. Although
the house is pretty _____________, it’s not ______________.
be back from
any time
mess
clean and tidy
“mother clean”
help out with
at least
is
Fill in the blanks according to the conversation.
Post reading
Role-play the conversation.
Tony, could you please help out with a few things
Could I at least finish watching this show
Post reading
Find out the sentences used to make requests and those used to ask for permission.
Make requests:
1.Could you please help out with a few things
2.Could you take out the rubbish, fold the
clothes, and do the dishes
Ask for permission:
Could I at least finish watching this show
Could I go out for dinner with my friends Sure, that should be OK.
Could we get something to drink after the movie No, you can’t. You have a basketball game tomorrow.
Could you please take the dog for a walk OK, but I want to watch one show first.
Could you please take out the rubbish Yes, sure. .
Grammar
情态动词could
1. 含义：“能够， 可能”
2. 是can的过去式，
比can更委婉;
3. 不能作谓语,
没有人称和数的变化，
后加动词原形.
Ask for permission
Make polite requests
could
的用法
委婉请求别人做某事(make requests)
Could you please put your toys in the box
肯定句：Could you (please) +动词原形 意为 “能请你…吗？”
Could you please not put everything on the floor
否定句：Could you (please) not+动词原形 意为 “能请你(不)…吗？”
肯定回答：
Yes, I can. / Yes, sure. / All right. / Certainly.
/I’d love to./ No problem / That should be OK.
否定回答：
Sorry, I can't. I have to do my homework.
/I'm afraid I can't. I’m doing my homework.
/I'd love to, but I'm going to school.
委婉请求别人允许自己做某事
(ask for permission)
Could I watch TV
Could we go out to have dinner
肯定回答：
Yes, you can.
Yes, please.
Sure, you can.
要用can，不能用could哦
否定回答：
No, you can’t.
Sorry, you can’t.
I’m afraid you can’t.
要用can，不能用could哦
注意:
1.对别人的请求许可的回答，一般只用can，而不用could.
—Could I use your rule —Of course you can.
2.表示请求允许,could和can都可以，但could表示有礼貌的请求，语气更委婉，常用于非熟人之间或晚辈对长辈、下级对上级的场合。 can表示一般性的请求，语气随便，常用于熟人之间或长辈对晚辈、上级对下级的场合；
2.
could
的用法汇总
委婉请求别人允许自己做某事(ask for permission)
委婉请求别人做某事(make requests)
could还有什么用法呢？
could是can 的过去式，表能力。
He couldn’t speak English 3 years ago.
I could swim when I was 8 years old.
could表示推测，可用于肯定句，也可用于否定句。
The train could be late because of the bad weather.
She could not come to the party because she has a cold .
拓展：常见表示委婉请求的句型汇总
① Could you please + do sth.
② Could you + do sth.
③ Would you please + do sth.
④ Would you + do sth.
⑤ Would you mind + doing sth.
你介意……吗？
⑥ Would you like + to do sth. 你愿意...吗
⑦ What about doing sth. ......怎么样？
常见表示请求允许的句型：
① May I + do sth.
② Can I + do sth.
③ Could I + do sth.
④ Might I + do sth.
⑤ Do you mind if I + do sth.
表示给予允许,只能用can/may, 不能用 could 或 might。e.g.
A: Could I use your pen
B: Yes, of course you can. (不用 Yes, you could)
中考链接
15. --- Jimmy, could you please help me in the garden (辽宁-辽阳)
---__________. Mom. I’m coming.
A. Sure B. I’m sorry C. Go ahead D. That’s right
32. ---Mum, it’s too hot. _____ I swim in the lake (山东-滨州)
---No, you _______. That’s too dangerous!
A. Should; can’t B. Need; mustn’t C. Must; needn’t D. Could; mustn’t
中考链接
35. ---Could you please help me wash the car, Tony (四川-眉山)
--- ________. I’m studying for my coming English test now.
A. That’s right B. I’m sorry
C. It doesn’t matter D. Not at all
31. —Gina, could you please play the drums on the art festival (云南-昆明)
—_____. I can only play the guitar.
A. I’m afraid I can’t. B. Yes, I can. C. Sure, I’d love to.
中考链接
35. David, ________ you please sweep the floor and take out the trash
(新疆)
A. could B. may C. might D. must
20. —Could you tell me how to pay for the food by QR code on the phone
—_____.(甘肃-天水)
A. Take it easy B. It doesn’t matter
C. With pleasure D. You’re welcome
4a
1. ____ Could I hang out with my friends after the movie
2. ____ Could you please pass me the salt
3. ____ Could I borrow that book
4. ____ Could you help me do the dishes
5. ____ Could you lend me some money
Write R for requests and P for permission.
P
R
P
R
R
hang out with sb. 与... 某人闲逛
pass sb. sth. / pass sth. to sb. 给某人递东西
borrow sth. (from sb.) 从某人...借某物（借进来）
lend sb. sth. / lend sth. to sb. 给某人借某物（借出去）
pass 的用法
给；递 pass sb. sth. = pass sth. to sb. 把某物递给某人
走过；通过 A car passed just now. 一辆车刚才经过了。
考试及格 I was happy that I passed the exam. 我很开心我考试及格了
(时间) 过去；流逝 The days passed slowly. 日子慢慢过去。
borrow & lend 的用法
borrow 借来；借用 borrow sth. (from sb.)（向某人）借某物
lend (lent) 借给；借出 lend sth. to sb. = lend sb. sth. 把某物借给某人
keep (kept) 保存；借用 (和时间连用) keep sth. for + 一段时间 借用某物一段时间
Nick borrowed a book from the library and he lent it to me. He told me that I could keep it for a week. 尼克从图书馆借了一本书，他把它借给了我。他告诉我可以借一个星期。
4a
Then match each one with the correct response.
1. ___ Could I hang out with my friends after the movie
2. ___ Could you please pass me the salt
3. ___ Could I borrow that book
4. ___ Could you help me do the dishes
5. ___ Could you lend me some money
P
R
P
R
R
a. Yes, here you are.
b. Hmm. How much do you need
c. Yes, sure. No problem. I finished
reading it last night.
d. Yes, but don’t come back too late.
e. No, I can’t. I cut my finger and
I’m trying not to get it wet.
finish doing sth. 做完某事
try (not) to do sth. 努力(不)做某事
A: I hate to ____ chores.
B: Well, I hate some chores too, but I like other chores.
A: Really Great! _____ I ask you to _____ me with some chores then
B: What do you need help with
A: _______ you please _______ my clothes for me
B: I don’t want to do that! It’s boring!
A: OK. Then ________ you _______ do the dishes for me
B: Sure, no problem. But _______ we go to the movies after that
A: Sure. I’ll finish my homework while you help me with the dishes.
Then we can go to the movies.
do
Could
help
Could
fold
Fill in the blanks in the conversation.
4b
could
please
could
hate sth./ doing sth./to do sth. 讨厌做某事
当...时
while 的用法
1. 作连词，”当...时”
while 延续性 后跟现在进行时
when 非延续性 后跟一般现在时或一般过去时
My father is reading a book while I am doing my homework.
我爸爸在看书，而我在做作业。
She wants to be a doctor when she grows up. 她长大后想成为一名医生。
2. 作连词，”然而”
3. 做连词，“一边，一边”，时态根据情境
I like white while she likes black. 我喜欢白色然而她喜欢黑色。
I will do homework while I listen to music. 我将一边写作业一边听音乐。
Make a list of things your group needs to do for a camping trip. Then discuss who will do them and complete the chart.
To-do list Name
bring a tent Liu Chang
4c
Could you please bring a tent, Liu Chang
Sure. And could
you please…
Sorry, I can’t. I have to…
1. —_______ you please take the dog for work
— OK, but I have to fold the clothes first.
A. Must B. Should C. Could D. May
2. — Mum, it's too hot. ____I swim in the lake with my friends
— No, you ______. That's too dangerous!
A. Could；mustn't B. Need；couldn't
C. Must；needn't D. Should；can’t
3. —Could you please do the dishes
—________. I cut my finger and I'm trying not to get it wet.
A. Yes, sure B. No problem
C. Sorry, I'm afraid I can't D. That would be fine
C
A
C
单项选择
翻译
1.我可以和朋友一起出去吃饭吗？
________go out for dinner _______________
当然那应该可以。
_____, that should be OK.
2.看完电影后我们可以买些喝的东西吗？
________ get something ________ after the movie
不，你不可以。你明天有场篮球赛。
No, you _____, you have _________________ tomorrow.
3.请问你可以带着狗去散步吗？
__________please take the dog___________
Could I
with my friends
Sure
Could we to drink
can’t a basketball game
Could you
for a walk
1. Review the use of the modal verb “could”.
2. Recite Grammar Focus.
3. Preview Section A 3a.
4.Finish the exercises.
Homework
https://www.21cnjy.com/help/help_extract.php

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