外研版 (2019)选择性必修 第一册Unit 3 Faster, higher, stronger教学演示ppt课件
展开教学材料: 外研版高中英语新教材选择性必修第一册 教学内容: Unit3 Faster, higher, strnger 第三课时: Using Language 执教人: 刘小芳/深圳市翠园中学
Teaching bjectives
1.T enable students t knw -ing as subjet by analysing examples and summarising the rules. 2. T help the students grasp the usages f -ing as subjects by ding individual wrk.3. T help students t use –ing frm t describe their attitude twards sprts.
Key pint 1: -ing形式作主语的基本概念
Key pint 2: -ing形式作主语常用句型
Key pint 3: -ing形式作主语的逻辑主语
Key pint 4: -ing形式作主语和t d 作主语的区别
Key pint 5: -ing形式做主语的否定
Key pint 1: : -ing形式作主语的基本概念
Fishing is my pleasure.
Ding exercise is a gd way t lse weight.
Dancing is her hbby.
做运动是一个好的减肥方式。
1. 作主语,且通常放在_______。 2. 谓语动词用 。3. 动词-ing形式作主语常用来表示________________的动作。
_______ (be) a clwn dctr means I can help peple by entertaining them. (U 1)
________ (see) their daughter s much happier has in turn made Lara’s parents relaxed.
In this way, ___________ (practice) day in and day ut helped Stephen sharpen his skills. (U 3)
_________ (play) basketball was his dream. (U 3)
1. Being a clwn dctr means I can help peple by entertaining them. (U 1)2. Seeing their daughter s much happier has in turn made Lara’s parents relaxed. (U 1)3. In this way, practising day in and day ut helped Stephen sharpen his skills. (U 3)4. Playing basketball was his dream. (U 3)
Observe these sentences frm this bk.
a Knwing where the ball wuld g wasn't easy.b Shting with great accuracy was anther thing he learnt.c Stephen Curry knew where the ball wuld g. It wasn't easy.d Stephen Curry sht with great accuracy. It was anther thing he learnt.
What are the subjects in sentences (a) and (b)?
What des “it” refer t in sentences (c) and (d)?
Why des the authr chse t use sentences (a) and (b) in the reading passage?
The passage is a news reprt.Sentences (a) and (b) are mre cncise and frmal which are suitable fr a news reprt.
1. _________(determine) the rigins f COVID-19 shuld be driven by science and slid facts. 2. _______ (g) t bed early and _______ (get) up early is cnsidered t be a gd habit. 3. _____(be) able t speak a freign language gives yu a great advantage ver thers. 4. __________(learn) t think critically is an imprtant skill tday's children will need fr the future. (2019天津)5. _________ (travel) alng the ld Silk Rad is an interesting and rewarding experience. (2018北京)
Determining
Exercise 1 Fill the blanks
1. Underline the right frms f verb.1)Walking is /are a gd frm f exercise fr bth yung and ld. 2)Watching news n TV have /has becme a rutine fr me. 3)Ging t Hangzhu by train takes/take abut 16 hurs. 4)Asking a wman’s age are/is implite in ur cuntry.
Etenesh Dir had almst cmpleted tw thirds f the 3000m steeplechase, when disaster struck. She gt tangled up with sme ther cmpetitrs. It made her fall. Her right she started t cme ff. She tried t pull the she back n, but it cst her precius time. One after the ther, the runners vertk her. She threw the she away. This meant she culd get up quickly and fight fr her psitin in the race. She ran the rest f the race with just ne she n and her right ft bare. It raised a big cheer fr her. Luckily, she was later given a chance t cmpete in the final. She lst a she. But it didn’t keep her frm taking part. This is the true spirit f sprt.
tangled up with sme ther cmpetitrs made her fall.
But trying t pull
the she back n cst her precius time.
Thrwing the she
away meant she culd get up quickly and fight fr her psitin in the race.
Running the rest f the race with just ne she n and
her right ft bare raised a big cheer fr her.
Lsing a she didn’ t keep her frm taking part.
Exercise 3 Rewrite the underlined sentences with -ing frm as subject.
1) Talking is easier than ding.2) Seeing is believing.3) Talking mends n hles.4) Reading makes a full man.5) 捉弄别人是我们万万不能干的。(play tricks n)6)吃当地食物对环境有好处。(lcal) 7) 熬夜不是个好习惯。(stay up)8)在国外学习的最初几个月是很艰难的。9)大声朗读对于学习第二语言是重要的。(read alud, vital)
Exercise 4 Translatin
Talking is easier than ding.2) Seeing is believing.3) Talking mends n hles.4) Reading makes a full man.
5) 捉弄别人是我们万万不能干的。(play tricks n)Playing tricks n thers is smething we shuld never d.6)吃当地食物对环境有好处。(lcal) Eating lcal fd is gd fr the envirnment.7) 熬夜不是个好习惯。(stay up)Staying up late at night is nt a gd habit.8)在国外学习的最初几个月是很艰难的。 Studying abrad is very difficult in the first few mnths.9)大声朗读对于学习第二语言是重要的。(read alud, vital) Reading alud is vital t learn a secnd language.
Walking arund in a city is rather tiring.
It's rather tiring walking arund in a city.
和你一起工作是一种乐趣。
Wrking with yu is a pleasure. =
It is a pleasure wrking with yu.
-ing形式作主语与it作形式主语的转化
1. It + be + nice/gd/dangerus/ interesting/ a waste f time ding… 做……是好的/好的/危险的/有趣的/浪费时间的2. It is/was n gd/use/useless ding… 做……是没益/用处的3. It is/was (nt) wrth/wrthwhile ding… 做……是(不)值得的
常用-ing形式作主语的句型有:
1. It’s a waste f time talking abut such a useless thing. 谈论这样无用的事情简直是浪费时间。2. It’s dangerus swimming in the sea n windy days.有风的天气在海里游泳是危险的。3. It is wrthwhile discussing the questin.这个问题值得讨论。4. It is n use crying ver the spilt milk.覆水难收
Exercise 1 Translatin
5) 做出努力是值得的。 6) 和夏洛克争辩是没有什么用的。_____________________________ with Shylck.7) 跟你在一起工作是令人愉快的。_______________________________________8)玩电子游戏是浪费时间。It's a waste f time ____________________.
It is useless arguing
It is a pleasure wrking with yu.
playing cmputer games.
It’s wrth making the effrt.
There is n sense (in) ding 做……没有道理There is/was n use /gd (in)ding 做……无用 There is/was n pint (in) ding 做……无意义
-ing在there be n...结构中作主语。
There is n sense crying ver the spilt milk.There was n gd learning thery withut practice. 那样做毫无意义
Exercise Translatin
There is n pint in ding s.
用v-ing形式做主语把下列句子整合成一句: My deskmate was ill. It made me wrried.
My deskmate's being ill made me wrried.
1. 名词(有生命的名词)' s + ding2. 形容词性物主代词 + ding
-ing 作主语时的逻辑主语两种形式
His being ill made me wrried.
1. ______t the meeting surprised all f the managers. A. Mike cming B. Mike came C. Mike cming D. Mike’s cming 2. It’s n use _______ that yu didn’t knw the rules. A. yu pretend B. yu pretending C. yur pretending D. yur pretend
Exercise 1 Multiple chices
1.Peter的又一次迟到使老师很生气。 2.他的又一次迟到使老师很生气。
His being late again made the teacher very angry.
Peter’s being late again made the teacher very angry.
Exercise 2 Translatin
Key pint 4: -ing 作主语和t d 作主语的区别
Playing with fire is dangerus.玩火危险。(泛指)Be careful!T play with fire will be dangerus.小心点!玩火会带来危险。(指一具体动作)
动词ing形式作主语表示泛指的行为或者抽象的概念,不定式作主语表示具体或一次性的动作。
Key pint 5: -ing形式做主语的否定
1.感觉不饿使很多学生不吃早餐。 ____________(feel) hungry in early mrning makes sme students skip breakfast.
Nt feeling
2.没有意识到我的一个孩子生病了是我最大错误。 ____________(realize) ne f my kids is sick is my biggest mistake.
Nt realizing
-ing做主语的否定:Nt -ing
2.上班不准时是他失去升职机会的原因。 ________________(be n time) was the reasn why he failed in the prmtin.
Nt being n time
Agree? Disagree?
wear let miss make use
I like hw technlgy is changing sprts because using technlgy allws athletes t …/…can help athletes d sth/ …can avid sth. I dislike hw technlgy is changing sprts because wearing latest equipment stps sprtsman frm ding/cause sme truble like…
I dislike hw technlgy is changing sprts because wearing high-tech shes and clthes and using advanced sprts equipment allws athletes t gain better results r break the wrld recrd, but it is nt gained by the faster, higher r strnger ability f athletes. They are gained by technlgy. Meanwhile, it is nt fair fr sme pr cuntries. Plus, using stimulants(兴奋剂) in sprts nt nly cause unfairness, but als d great harm t athletes’ health.
Key pint 1: the cnceptin and rules:1. _______作主语,且通常放在_______。 2. 谓语动词用 。3. 动词-ing形式作主语常用来表_____________的动作。
Key pint 2: -ing形式作主语常用句型:1. It + be + nice/gd/dangerus/ interesting/ a waste f time ding… 2. It is/was n gd/use/useless ding… 3. It is/was wrth/wrthwhile ding… 4. There is n sense/ use /n pint / gd (in)ding
Key pint 3: -ing 作主语的逻辑主语名词(有生命的名词)’ s/形容词性物主代词+ding(peter’s /His ding)
Key pint 4: -ing 作主语和t d 作主语的区别动词ing形式作主语表示泛指的行为或者抽象的概念,不定式作主语表示具体或一次性的动作。
Key pint 5:-ing做主语的否定:Nt+-ing
Write a shrt passage expressing yur pinin n hw technlgy is changing sprts by using -ing frm as subject where apprpriate.Translate the fllwing sentences by using -ing frm as subject.
降低15%的食物浪费可以使几百万的人们免遭饥荒(save frm)吃当地的食物对环境有益处。 (lcal)造纸使用制造塑料袋四倍的能源。(fur times as ... as)很有必要查验下一些常见的想法和观点哪些是真正的环保(wrth)。
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