(共34张PPT)
Unit 1 Food for thought
Section Ⅱ Using language
1.通过对教材的理解，了解重要词汇的基本用法。（语言能力）
2.通过对教材课文的阅读，在课文的具体情境中理解和掌握情态动词的用法。（语言能力）
3.通过导学案的套用，以练促学，巩固内化情态动词的用法，并学以致用。（学习能力）
核心单词
知识点1 addict n.对……着迷的人；瘾君子 ＊addicted adj.入迷的；上瘾的 ＊addictive adj.使人上瘾的 ＊addiction n.瘾；入迷；嗜好
（P5）So，if you're a sugar addict and aren't able to say no to chocolate or cola，you had better download it now！因此，如果你特别爱吃糖又没法对巧克力和可乐说不，你最好现在就把它下载下来！
知识拓展
be/become/get addicted to 沉迷于；迷上
a video game addict 游戏机迷
经典佳句
People who are addicted to online shopping should break this habit.网购成瘾的人应该改掉这个习惯。
融会应用 单句填空
（1）Teenagers ________（addict） to the Internet are more likely to suffer from
depression.
addicted
（2）Some students are now fighting their _________（addict） to computer games.
addiction
知识点2 differ v.不同；不一样；有区别 ＊different adj.不同的 ＊difference n.不同；差别
（P5）Table manners，however，can differ in different situations.然而，餐桌礼仪在不同的情况下会有所区别。
知识拓展
differ from ... 与……不同/有区别
differ in ... 在……方面不同
differ with sb on/about/over sth 与某人在某事上持不同看法/意见等
be different from ... 与……不同
make a difference （to...） （对……）有作用或影响
经典佳句
Learners with different cultural backgrounds differ a lot in their thinking patterns and learning styles. These differences can be investigated and explained. 不同文化背景的学习者在思维模式和学习风格上有很大的不同。这些差异可以被研究和解释。
名师点拨
differ的名词形式为difference。difference表示具体的不同之处时是可数名词，表示抽象概念时是不可数名词。
融会应用 单句填空
（1）Worried about my health， I tried many _________（differ） kinds of diets but
none worked.
different
（2）There're many ___________（differ） between British English and American
English.
differences
（3）English differs greatly ______ French in pronunciation.
from
知识点3 recommend vt.建议；推荐；介绍 ＊recommendation n.推荐；介绍信
（P6）It's smooth and creamy with fresh strawberries， which give it a lovely sweet and fruity taste. Highly recommended! 它味道香醇，口感细软，带有新鲜草莓，这使它有极好的香甜水果味。强烈推荐！
知识拓展
recommend sb sth = recommend sth to sb 向某人推荐/介绍某物
recommend sb for... 推荐某人做（某职位）
recommend sth for... 推荐某物作某种用途
recommend sb as... 推荐某人为……
recommend doing... 建议做……
recommend sb to do sth 建议某人做某事
recommend + that... 建议……（that从句中谓语用“should +动词原形”，should可省略）
经典佳句
I hope our teachers can recommend some interesting books and magazines to us and give us more free time to read them.我希望老师能给我们推荐一些有趣的书和杂志，给我们更多的自由时间进行阅读。
名师点拨
除了recommend之外， advise和suggest也表示“建议”，“建议某人做某事”表达为advise sb to do sth、suggest sb doing sth。三个表示“建议”的动词后均可接宾语从句，且谓语动词都用“（should+）动词原形”的形式。
融会应用
Ⅰ.单句填空
（1）The doctor recommended that I _______________ （take） the medicine three
times a day.
（should） take
（2）I recommend her ________ （think） very carefully before she does anything
foolish.
to think
（3）Some are already recommending the traditional Chinese dress ____ the welcome
ceremony.
for
Ⅱ.一句多译
（4）老师建议每一个人都应积极参加英语演讲比赛。
→The teacher recommended that everyone _______________________________ the
English speech contest.
→The teacher recommended everyone _______________________ the English speech
contest.
（should） take an active part in
to take an active part in
知识点4 attack v.侵袭；侵蚀；攻击 n.袭击；进攻
（P7）The sugar in soft drinks forms acid and attacks our teeth for about 20 minutes each time we drink them.每次我们喝软饮料时，软饮料中的糖形成酸，并侵蚀我们的牙齿大概20分钟。
知识拓展
attack sb for （doing） sth 因（做）某事而责难某人
be attacked with 患/得（病）
make an attack on/against 攻击；袭击；抨击
come/be under attack 遭到攻击；遭到抨击
a heart attack 一次心脏病发作
经典佳句
He was attacked with disease；this was why he was absent.他患病了，这就是他没来的原因。
They aimed to make the country safe from terrorist attacks.他们力图使国家免遭恐怖分子的袭击。
融会应用
Ⅰ.单句填空
（1）Many people made an attack __________ the government's policies.
on/against
（2）The company has come ______ attack for its decision to close the factory.
under
Ⅱ.单句写作
（3）Once again， we _________________ from enemy fighter planes. 我们又一次遭
受到敌军战机的袭击。
were under attack
（4）Fat people are easy to ________________________.胖的人很容易心脏病发作。
suffer from a heart attack
短语句式
知识点5 in case 以防万一；假如
（P5）Sometimes there are so many knives and forks that you dare not pick them up in case you get it wrong.有时，有这么多的刀和叉，你不敢拿起来，以防你拿错了。
知识拓展
in case of如果发生；若在……情况下
in the case of至于；在……情况下
in any case无论如何
in no case决不（置于句首时，句子用部分倒装）
in this/that case假使这样/那样的话
as is often the case这是常有的事
图解释义
The ambulance crew are ready to spring into action in case anything goes wrong.救护车急救组已准备好随时行动，以防意外发生。
名师点拨
in case既可以引导条件状语从句，又可以引导目的状语从句，还可以单独使用。
融会应用 单句写作
（1）He had his camera ready ________ （以防） he saw something that would
make a good picture.
in case
（2）________ （假如） I'm late， start without me.
In case
（3）__________ （如果发生） an emergency， break the glass and press the button.
In case of
（4）I can't understand why I couldn't do it.____________（不管怎样）， I'm going
to keep trying.
In any case
知识点6 each time引导时间状语从句
（牛津词典） Each time I tried to help I was repulsed. 每次我想要帮忙都遭到了拒绝。
知识拓展
each time用作连词引导时间状语从句，意为“每次……”。
（1）在英语中有许多含有 time 的短语都可作连词，引导时间状语从句，如every time、next time、last time、by the time、the first time 等。
（2）the moment/the minute/the instant/immediately/directly...表示“一……就……”，引导时间状语从句
Each time I went to Beijing， I would visit the Great Wall.我每次去北京，都会去参观长城。
Every time I think of the happy old days， I can't help smiling.每当我想起过去那些快乐的日子，我就忍不住微笑。
融会应用 单句写作
（1）________________________（每次她来）， she would first play some music
instead of beginning the lesson right away.
Every/Each time she came
（2）__________________________（每次我开车路过）， I would visit him there.
Each/Every time I drove by
（3）I suggest that _________________ （下次） you visit your mum's home for
dinner， get a few cooking tips from her.
（the） next time
情态动词
自主探究
阅读下列句子，注意黑体部分的用法。
You must keep these points in mind while setting your goals.
There it can pollute drinking water， harm plants， and eat away soil.
People tend to focus on the first factor. However， greater attention should be placed on longevity.
Check the top shelf and you may find what you want.
A simple twenty-minute journey across town can become very interesting.
If you are time-poor， you need run for only half the time to get the same benefits as other sports.
我的发现 情态动词本身有词义，表示某种语气或感情，但词义不完整，不能单独
作谓语，只能和（1）__________一起构成谓语。情态动词没有（2）__________的变化。
动词原形
人称和数
探究点1 can、be able to和could的用法
1.当成功地完成某一具体动作时，通常用was/were able to。这时was/were able to相当于managed to，表示经过一番努力，终于能够完成某事。
The wounded man was still able to get to the village and was saved in the end. 这个伤员仍然坚持到达村庄，最终获救了。
2.can和could 比较
委婉客气地提出问题或陈述看法，一般用could，回答时则用can。
Could you help me carry the bag 你能帮我拿一下这个袋子吗？
Can I help you 有什么可以为你效劳的吗？
探究点2 must、mustn't和have to的用法
must表示在主观上“必须；应该”，没有时态变化，它还可以表示肯定的推测。mustn't表示“禁止”。
have to表示“必须；不得不”，是由于某种外界（客观）原因而“不得不”做某事，have to的否定形式表示“不必”。
You must do everything as I do.你必须照我做的做。
You will have to clean your own boots after you join the army.参军后你就得自己洗皮靴。
The light is still on， so he must be at home.灯还亮着，所以他肯定在家。
You mustn't smoke in the office.你不能在办公室吸烟。
探究点3 will和shall的用法比较
will 用于各种人称表示“意愿；决心；责任；必须；一定”等；在疑问句中，常与第二人称连用，表示说话人向对方提出“请求”或“询问”；will还表示习惯性的动作，有“总是；习惯于”的含义。
在疑问句中，shall用于征求对方的意见或请求指示，常用于第一、三人称。
You will come， won't you 你会来的，是不是
No one will leave the examination room before ten o'clock.十点以前谁也不能离开考场。
Where shall he wait for us 他将在哪里等我们？
Shall we go out for a walk 我们去散步好吗？
探究点4 would和used to的用法
would表示客气的请求、建议或意愿，或过去反复发生的动作。
used to 表示过去常发生的动作或存在的习惯，但现在已不存在。
Would you please be quiet 请你安静点好吗？
When I passed my school， I would visit my teachers who taught me 5 years ago.当我经过我的学校时，我总是会去拜访5年前教我的老师。
There used to be a park here.这儿以前有个公园。
探究点5 need和dare的用法
need既可作情态动词，又可作实义动词，作实义动词时后面的动词不定式要带to，其变化与一般动词相同。
dare 作情态动词时，主要用在疑问句和否定句中。若作实义动词，有时态和人称的变化，后面可接带to的不定式，to可以省略。
Ⅰ.用适当的情态动词填空
1.He won't __________ come again tomorrow because he is very busy.
be able to
2.You can't smoke here. Go out of the house if you ______.
must
3.He broke his leg and _______ lie all the time.
had to
4.She ______ play several instruments at the age of eight.
could
5.We __________ not just talk. Let's go and help them.
had better
6.Tony has known the good news，so you _______ tell it to him.
needn't
7.Parents are doing all they ____ to help their children achieve their ambitions.
can
8.As he was seriously ill，he _______ stay in hospital.
had to
9.He _____ not do it because he is very afraid.
dare
10.He _____ be attending the meeting now because he has gone to Beijing on
business.
can't
Ⅱ.单句写作
1.You __________ at the red light. 红灯时你必须停下来。
must stop
2.I suggest that he __________________________ to pursue his studies. 我建议他来
北京求学。
（should） come to Beijing
3.We _____________ the law. 我们都必须遵守法律。
must all obey
4.You __________ more fresh fruit. 你应该多吃新鲜水果。
should eat
5.Students _____________ the teacher says. 学生应当按照老师说的去做。
should do as
6.You _____________ to him like that again. 你一定不要再那样和他说话了。
mustn't speak
7.You ___________ your mother about it at once. 你应该立即把此事告诉你妈妈。
should tell
8.You ________ thirsty after doing exercise. 运动后你一定渴了。
must be
9.I _________________ home last Sunday. 我本应该上周日回家。
should have gone
10.You ________ tired after your long journey. 长途劳顿，你一定累了。
must be
Ⅲ.用适当的情态动词或括号内单词的适当形式完成短文
Mary 1.______ not read for very long because of sore eyes. Her best friend
suggested her having an eye examination.“You 2.__________ go to the Health Service
and have your eyes 3._________（examine），” her friend said.
When Mary arrived at the Health Service，she found many people queuing up
there. So she 4._______ wait for her turn. When it was her turn，the doctor
examined her eyes carefully and said，“I 5._____ say you don't pay attention to
6.__________（protect） your eyes. But you 7.___________________ worry about it.
Use some medicine and don't make your eyes too tired，and soon you will
8.__________ recover.”
could
had better
examined
had to
dare
protecting
needn't/don't have to
be able to
This experience taught Mary the 9.___________（important） of protecting eyes.
She told her best friend，“There is nothing serious with my eyes，but from now on
I 10.______ try to protect my eyes.”
importance
mustUnit 1 Section Ⅱ Using language
【学习目标】
1.通过对教材的理解,了解重要词汇的基本用法。(语言能力)
2.通过对教材课文的阅读,在课文的具体情境中理解和掌握情态动词的用法。(语言能力)
3.通过导学案的套用,以练促学,巩固内化情态动词的用法,并学以致用。(学习能力)
【合作探究】
新知探究
核 心 单 词
知识点1 addict n.对……着迷的人;瘾君子 *addicted adj.入迷的;上瘾的 *addictive adj.使人上瘾的 *addiction n.瘾;入迷;嗜好
(P5)So,if you're a sugar addict and aren't able to say no to chocolate or cola,you had better download it now!因此,如果你特别爱吃糖又没法对巧克力和可乐说不,你最好现在就把它下载下来!
知识拓展
be/become/get addicted to 沉迷于;迷上
a video game addict 游戏机迷
经典佳句
People who are addicted to online shopping should break this habit.网购成瘾的人应该改掉这个习惯。
融会应用 单句填空
(1)Teenagers (addict) to the Internet are more likely to suffer from depression.
(2)Some students are now fighting their (addict) to computer games.
答案 (1)addicted (2)addiction
知识点2 differ v.不同;不一样;有区别 *different adj.不同的 *difference n.不同;差别
(P5)Table manners,however,can differ in different situations.然而,餐桌礼仪在不同的情况下会有所区别。
知识拓展
differ from ... 与……不同/有区别
differ in ... 在……方面不同
differ with sb on/about/over sth 与某人在某事上持不同看法/意见等
be different from ... 与……不同
make a difference (to...) (对……)有作用或影响
经典佳句
Learners with different cultural backgrounds differ a lot in their thinking patterns and learning styles.These differences can be investigated and explained. 不同文化背景的学习者在思维模式和学习风格上有很大的不同。这些差异可以被研究和解释。
名师点拨
differ的名词形式为difference。difference表示具体的不同之处时是可数名词,表示抽象概念时是不可数名词。
融会应用 单句填空
(1)Worried about my health, I tried many (differ) kinds of diets but none worked.
(2)There're many (differ) between British English and American English.
(3)English differs greatly French in pronunciation.
答案 (1)different (2)differences (3)from
知识点3 recommend vt.建议;推荐;介绍 *recommendation n.推荐;介绍信
(P6)It's smooth and creamy with fresh strawberries, which give it a lovely sweet and fruity taste.Highly recommended! 它味道香醇,口感细软,带有新鲜草莓,这使它有极好的香甜水果味。强烈推荐!
知识拓展
recommend sb sth = recommend sth to sb 向某人推荐/介绍某物
recommend sb for... 推荐某人做(某职位)
recommend sth for... 推荐某物作某种用途
recommend sb as... 推荐某人为……
recommend doing... 建议做……
recommend sb to do sth 建议某人做某事
recommend + that... 建议……(that从句中谓语用“should +动词原形”,should可省略)
经典佳句
I hope our teachers can recommend some interesting books and magazines to us and give us more free time to read them.我希望老师能给我们推荐一些有趣的书和杂志,给我们更多的自由时间进行阅读。
名师点拨
除了recommend之外, advise和suggest也表示“建议”,“建议某人做某事”表达为advise sb to do sth、suggest sb doing sth。三个表示“建议”的动词后均可接宾语从句,且谓语动词都用“(should+)动词原形”的形式。
融会应用
Ⅰ.单句填空
(1)The doctor recommended that I (take) the medicine three times a day.
(2)I recommend her (think) very carefully before she does anything foolish.
(3)Some are already recommending the traditional Chinese dress the welcome ceremony.
Ⅱ.一句多译
(4)老师建议每一个人都应积极参加英语演讲比赛。
→The teacher recommended that everyone the English speech contest.
→The teacher recommended everyone the English speech contest.
答案 (1)(should) take (2)to think (3)for
(4)(should) take an active part in; to take an active part in
知识点4 attack v.侵袭;侵蚀;攻击 n.袭击;进攻
(P7)The sugar in soft drinks forms acid and attacks our teeth for about 20 minutes each time we drink them.每次我们喝软饮料时,软饮料中的糖形成酸,并侵蚀我们的牙齿大概20分钟。
知识拓展
attack sb for (doing) sth 因(做)某事而责难某人
be attacked with 患/得(病)
make an attack on/against 攻击;袭击;抨击
come/be under attack 遭到攻击;遭到抨击
a heart attack 一次心脏病发作
经典佳句
He was attacked with disease;this was why he was absent.他患病了,这就是他没来的原因。
They aimed to make the country safe from terrorist attacks.他们力图使国家免遭恐怖分子的袭击。
融会应用
Ⅰ.单句填空
(1)Many people made an attack the government's policies.
(2)The company has come attack for its decision to close the factory.
Ⅱ.单句写作
(3)Once again, we from enemy fighter planes. 我们又一次遭受到敌军战机的袭击。
(4)Fat people are easy to .胖的人很容易心脏病发作。
答案 (1)on/against (2)under (3)were under attack (4)suffer from a heart attack
短 语 句 式
知识点5 in case 以防万一;假如
(P5)Sometimes there are so many knives and forks that you dare not pick them up in case you get it wrong.有时,有这么多的刀和叉,你不敢拿起来,以防你拿错了。
知识拓展
in case of如果发生;若在……情况下
in the case of至于;在……情况下
in any case无论如何
in no case决不(置于句首时,句子用部分倒装)
in this/that case假使这样/那样的话
as is often the case这是常有的事
图解释义
The ambulance crew are ready to spring into action in case anything goes wrong.救护车急救组已准备好随时行动,以防意外发生。
名师点拨
in case既可以引导条件状语从句,又可以引导目的状语从句,还可以单独使用。
融会应用 单句写作
(1)He had his camera ready (以防) he saw something that would make a good picture.
(2) (假如) I'm late, start without me.
(3) (如果发生) an emergency, break the glass and press the button.
(4)I can't understand why I couldn't do it. (不管怎样), I'm going to keep trying.
答案 (1)in case (2)In case (3)In case of (4)In any case
知识点6 each time引导时间状语从句
(牛津词典) Each time I tried to help I was repulsed. 每次我想要帮忙都遭到了拒绝。
知识拓展
each time用作连词引导时间状语从句,意为“每次……”。
(1)在英语中有许多含有 time 的短语都可作连词,引导时间状语从句,如every time、next time、last time、by the time、the first time 等。
(2)the moment/the minute/the instant/immediately/directly...表示“一……就……”,引导时间状语从句
Each time I went to Beijing, I would visit the Great Wall.我每次去北京,都会去参观长城。
Every time I think of the happy old days, I can't help smiling.每当我想起过去那些快乐的日子,我就忍不住微笑。
融会应用 单句写作
(1) (每次她来), she would first play some music instead of beginning the lesson right away.
(2) (每次我开车路过), I would visit him there.
(3)I suggest that (下次) you visit your mum's home for dinner, get a few cooking tips from her.
答案 (1)Every/Each time she came (2)Each/Every time I drove by (3)(the) next time
语法探究
情 态 动 词
自主探究
阅读下列句子,注意黑体部分的用法。
You must keep these points in mind while setting your goals.
There it can pollute drinking water, harm plants, and eat away soil.
People tend to focus on the first factor. However, greater attention should be placed on longevity.
Check the top shelf and you may find what you want.
A simple twenty-minute journey across town can become very interesting.
If you are time-poor, you need run for only half the time to get the same benefits as other sports.
我的发现
情态动词本身有词义,表示某种语气或感情,但词义不完整,不能单独作谓语,只能和(1) 一起构成谓语。情态动词没有(2) 的变化。
答案 (1)动词原形 (2)人称和数
探究点1 can、be able to和 could的用法
1.当成功地完成某一具体动作时,通常用was/were able to。这时was/were able to相当于managed to,表示经过一番努力,终于能够完成某事。
The wounded man was still able to get to the village and was saved in the end. 这个伤员仍然坚持到达村庄,最终获救了。
2.can和could 比较
委婉客气地提出问题或陈述看法,一般用could,回答时则用can。
Could you help me carry the bag 你能帮我拿一下这个袋子吗
Can I help you 有什么可以为你效劳的吗
探究点2 must、mustn't和 have to的用法
must表示在主观上“必须;应该”,没有时态变化,它还可以表示肯定的推测。mustn't表示“禁止”。
have to表示“必须;不得不”,是由于某种外界(客观)原因而“不得不”做某事,have to的否定形式表示“不必”。
You must do everything as I do.你必须照我做的做。
You will have to clean your own boots after you join the army.参军后你就得自己洗皮靴。
The light is still on, so he must be at home.灯还亮着,所以他肯定在家。
You mustn't smoke in the office.你不能在办公室吸烟。
探究点3 will和shall的用法比较
will 用于各种人称表示“意愿;决心;责任;必须;一定”等;在疑问句中,常与第二人称连用,表示说话人向对方提出“请求”或“询问”;will还表示习惯性的动作,有“总是;习惯于”的含义。
在疑问句中,shall用于征求对方的意见或请求指示,常用于第一、三人称。
You will come, won't you 你会来的,是不是
No one will leave the examination room before ten o'clock.十点以前谁也不能离开考场。
Where shall he wait for us 他将在哪里等我们
Shall we go out for a walk 我们去散步好吗
探究点4 would和 used to的用法
would表示客气的请求、建议或意愿,或过去反复发生的动作。
used to 表示过去常发生的动作或存在的习惯,但现在已不存在。
Would you please be quiet 请你安静点好吗
When I passed my school, I would visit my teachers who taught me 5 years ago.当我经过我的学校时,我总是会去拜访5年前教我的老师。
There used to be a park here.这儿以前有个公园。
探究点5 need和 dare的用法
need既可作情态动词,又可作实义动词,作实义动词时后面的动词不定式要带to,其变化与一般动词相同。
dare 作情态动词时,主要用在疑问句和否定句中。若作实义动词,有时态和人称的变化,后面可接带to的不定式,to可以省略。
【随堂检测】
Ⅰ.用适当的情态动词填空
1.He won't come again tomorrow because he is very busy.
2.You can't smoke here.Go out of the house if you .
3.He broke his leg and lie all the time.
4.She play several instruments at the age of eight.
5.We not just talk.Let's go and help them.
6.Tony has known the good news,so you tell it to him.
7.Parents are doing all they to help their children achieve their ambitions.
8.As he was seriously ill,he stay in hospital.
9.He not do it because he is very afraid.
10.He be attending the meeting now because he has gone to Beijing on business.
答案 1.be able to 2.must 3.had to 4.could
5.had better 6.needn't 7.can 8.had to 9.dare
10.can't
Ⅱ.单句写作
1.You at the red light. 红灯时你必须停下来。
2.I suggest that he to pursue his studies. 我建议他来北京求学。
3.We the law. 我们都必须遵守法律。
4.You more fresh fruit. 你应该多吃新鲜水果。
5.Students the teacher says. 学生应当按照老师说的去做。
6.You to him like that again. 你一定不要再那样和他说话了。
7.You your mother about it at once. 你应该立即把此事告诉你妈妈。
8.You thirsty after doing exercise. 运动后你一定渴了。
9.I home last Sunday. 我本应该上周日回家。
10.You tired after your long journey. 长途劳顿,你一定累了。
答案 1.must stop 2.(should) come to Beijing
3.must all obey 4.should eat 5.should do as
6.mustn't speak 7.should tell 8.must be
9.should have gone 10.must be
Ⅲ.用适当的情态动词或括号内单词的适当形式完成短文
Mary 1. not read for very long because of sore eyes.Her best friend suggested her having an eye examination.“You 2. go to the Health Service and have your eyes 3. (examine),” her friend said.
When Mary arrived at the Health Service,she found many people queuing up there.So she 4. wait for her turn.When it was her turn,the doctor examined her eyes carefully and said,“I 5. say you don't pay attention to 6. (protect) your eyes.But you 7. worry about it.Use some medicine and don't make your eyes too tired,and soon you will 8. recover.”
This experience taught Mary the 9. (important) of protecting eyes.She told her best friend,“There is nothing serious with my eyes,but from now on I 10. try to protect my eyes.”
答案 1.could 2.had better 3.examined 4.had to 5.dare 6.protecting 7.needn't/don't have to
8.be able to 9.importance 10.must
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