Unit 2 Topic 2 I must ask him to give up smoking Section A 课件(共34张PPT) 仁爱版八年级上册

(共34张PPT)
Unit 2
Keeping Healthy
Topic 2 Section A
学习目标
重点探究
自主学习
学习导航
当堂检测
课堂总结
拓展提升
新课导入
Have you ever stay up late
Do you know the result of staying up late
学习目标
1.能熟悉并能正确运用本课时的重点单词和短语
2.能用should、shouldn't、must和mustn't等情态动词向别人提出建议
3.能掌握动名词作主语的句型和祈使句的用法
自主学习
New words and expressions
tired adj. 疲倦的，疲劳的
cause v. 使发生，引起，导致 n. 原因，起因
litter n. 废弃物，垃圾 v. 乱丢杂物
dustbin n. 垃圾箱
fingernail n. 指甲
meal n. 一餐（饭）
without prep. 没有，缺乏；不和......在一起
I have a fever.
You look terrible.
What's wrong with you
引起
I drunk too much ice cola.
What caused it
OK.Thank you.
You'd better see a doctor and have a good rest.
看医生
I have a headache.
What's the matter
I watched TV for too long.
What caused it
OK.I will go to bed early.
Staying up late is bad for your health.
熬夜
重点探究
1a Listen,look and say.
Jane: Kangkang, you look tired. What’s wrong
Kangkang: I have a headache.
Jane: I’m sorry to hear that. What caused it
Kangkang: I watched a soccer game on TV last night and
went to bed very late.
Jane:I see. Staying up late is bad for your health.You should
go to bed early and you’ll feel better tomorrow.
Kangkang: Right! I must have a good rest.
1. What’s wrong with Kangkang
2. Did he watch a soccer game on TV last night
3. Is staying up late good for your health
He has a headache.
Yes, he did.
No, it isn’t.
Reason
watch ______________
go to bed ________
Result
look ______
have a _________
Suggestion
go to bed _____
Feeling
_________
a soccer game
very late
tired
headache
early
better
1b Listen to 1a and fill in the blanks.
1c Write a short passage based on 1b.Try to
use because and should in your writing.
Example:
A: I feel bad because I have a stomachache.
B: Oh, eating too much is bad for your health.
You must see a doctor.
1d Work in pairs and practice 1a. Then fill in the blanks
and make a new conversation with your partner.
Feeling Reason Suggestion
bad
terrible
tired
… … …
have a stomachache
see a doctor
stay up late
go to bed early
do much homework
have a rest
2 Listen to the conversation and match the sentence halves.
Then choose the correct description for each picture.
stay up late at night.
read in the sun.
put litter into the dustbin.
do morning exercises every day.
throw litter around.
brush your teeth twice a day.
You should/must
You mustn’t / shouldn’t
Don’t
stay up late at night.
read in the sun.
put litter into the dustbin.
do morning exercises every day.
throw litter around.
brush your teeth twice a day.
3a Check whether the following habits are good
or bad. If they are bad, write good ones using should,
had better or must.
Good Bad
1. going to bed early
2. getting up late
3. doing morning exercises
4. keeping fingernails long
5. washing hands before meals
6. playing sports right after meals
7. going to school without breakfast
8. brushing teeth twice a day
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_______________________________________________
_______________________________________________
_______________________________________________
_______________________________________________
We should get up early.
We mustn’t keep fingernails long.
We mustn’t play sports right after meals.
We should have breakfast before we go to school.
Example:
A: Is getting up late good or bad for our health
B: It’s bad.
A: Really I must get up early every day.
Use expressions like “Really ” “How interesting!” “My God!” “Wow!” etc. to show your attitude in conversations.
3b Work in pairs. Ask and answer the questions
based on 3a. Then list some other living habits and
discuss them.
Which group can list the most living habits
Then discuss whether these living habits are good or bad for our health.
Habits Good Bad
… … …
Competition
Language points
拓展提升
1. I watched a soccer game last night and went to bed very late. 昨天晚上我在电视上看了场足球赛，很晚才上床睡觉。watch 主要用于观看电视节目、球赛、游戏和话剧等。如：We watched a play in the theater yesterday.
昨天我们在剧院看了一场话剧。
【辨析】（1）read 主要用于读书、看报等。
如：My mother likes reading newpapers.
我妈妈喜欢看报纸。（2）see 和watch 有相似之处，用于观看比赛、电视节目、演出、电影等。但see主要强调看的结果。I often saw you play basketball during the summer holiday.
我经常看见你在暑假期间打篮球。（3）look意为“看、瞧”是不及物动词，强调动作。如：Please look at the blackboard.
请看黑板。
2. Staying up late is bad for your health.
熬夜很晚对你的健康不利。(1) stay up 熬夜, 如：we stayed up until midnight to see the New Year coming.(2)在这里staying up 是动名词短语作主语，谓语动词用单数形式。有时候动名词也可作主语。如:Dancing is fun. 跳舞是一种乐趣。Smoking is bad for you. 吸烟对你有害。(3) be good /bad for 对……有益/害。
如:Walking is good for our health.
散步对我们的健康有益。
3. I must have a good rest. 我必须好好休息。must的用法：(1).must表示主观看法，意为“必须、一定”。
如：You must stay here until I come back.
在我回来之前你必须呆在这儿。
Must I hand in my homework right now
我必须现在交作业吗？(2)其否定形式mustn’t表示“一定不要” “千万别” “禁止,不许”.
如：You mustn’t playwith fire. 你不许玩火。
You mustn’t be late.你一定不要迟到。
(3)对must引导的疑问句，肯定回答为must，否定回答为needn’t 或don’t have to .
如：—Must I finish my homework
—No, you needn’t.
我现在必须完成作业吗？不，你不必。(4)must表示有把握的推测，用于肯定句。
如: The light is on, so he must be at home now.
灯亮着，他现在肯定在家。
(5)must 可以用来表示肯定的推测其否定形式为can’t.
如：The light isn’t on, so he can’t be at home now.
灯没有亮，他肯定不在家。
4. Put litter into the dustbin. 把垃圾放入垃圾箱。（1）litter指公共场所丢弃的小片/块垃圾，如纸片、塑料袋、易拉罐、饮料瓶等。（2）put into 把...放入...5.Doing morning exercises every day. 每天早上做早操。exercise 是“体操，操练”，是可数名词，故加s。如：Doing eye exercises is good for our eyes.Exercise指活动，作“锻炼、运动”讲时是不可数名词。如：Swimming is good health. 游泳时有益的活动。
6. Don’t throw litter around. 不要到处扔垃圾。throw around 到处扔，如：throw litter around= throw around litter (litter是名词，即可以放后也可以放中间，但代词只能放中间，如：throw it around )7.Washing hands before meals. 饭前洗手。（1）meal 餐、一顿饭。如：Lunch is his main meal of the day. 午餐是他的正餐。（2）before meals 饭前。Before 意为“在....之前”，为介词，其后接名词、代词、或名词短语，也可接时间。
8. going to school without breakfast 不吃早饭去上学。without “没有/缺乏 ” 反义词是with 后面跟名词、代词、动名词，一起构成介词短语，常用语句末作状语。如：I went shopping without taking my son. 我去购物没带我女儿。e.g. I like coffee without coffee.我喜欢不加糖(sugar)的咖啡。China is a country with a long history. 中国是个有悠久历史的国家。【链接】without 反义词为with , 意为“有”。如：The girl with long hair is my sister. 留长发的那个女孩是我的姐姐。
当堂检测
1.那个男孩每天熬夜看球赛。 That boy _____ _____ _____to watch soccer game every day. 2.—我今天头痛。 —听到这个消息我很难过。 —I have a headache. —___ ____ ______ ____ ____ ____. 3.每天晨练身体有利于保持健康。 _____ _______ _____ _____ ______ is good for keeping health. 4.不吃早餐上学对胃不好。 ______ __ ______ _______ ________ is bad for your stomach. 5.长时间在阳光下阅读会伤害眼睛。 It hurts our eyes to _____ _____ ______ _____ for too long.
stays up late
I am sorry to hear that
Doing morning exercises every day
Going to school without breakfast
read in the sun
课堂总结
重点单词和短语：tired, cause, litter, meal, without, article, stay up, put into, do morning exercise
引起身体不适的后果：
Staying up late is _________ your health.
建议某人应该做、必须做:
You______________sth.
建议某人不做某事、禁止做某事：
You ________________do sth.
bad for
should/must do
shouldn’t/ mustn’t
Unit 2 Topic2
Section A