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高中人教版 (2019)Unit 2 Healthy Lifestyle教学课件ppt
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这是一份高中人教版 (2019)Unit 2 Healthy Lifestyle教学课件ppt，共34页。PPT课件主要包含了目的状语，温馨提示，知足常乐， to smoke，smoking， Reading， to read，To learn， Climbing， Driving等内容，欢迎下载使用。
T learn infinitives used as subjectsT use infinitives t cmplete the exercises
t d和ding作主语的区别
Lk at the fllwing sentences and pay attentin t the italicised infinitives. Find mre infinitives in the reading passage. In pairs, discuss their meanings and functins.1 T change bad habits is never easy.2 It tk the surgen (n.外科医生) three hurs t finish my mther’s lung surgery (n. 外科手术).
3 T jin the Peple’s Liberatin (n. 解放) Army , it is required fr men t shave ff (剃掉,刮掉)their beards.4 It was nt plite t disturb(v. 打扰)yur neighburs with lud music last night.
Mre sentences in the reading passage:
Hwever, during this perid, it can be easy fr sme f them t frm bad habits.T prevent harmful habits like these frm dminating a teenager’s life is essential.T change bad habits is never easy, even with many attempts.After all, it is nt easy t break bad habits.
①
②
③
④
⑤
⑥
⑦
动词不定式作主语常见的三种形式1. 不定式作主语通常位于句首，表示具体的某次动作，谓语动词用单数。 e.g. T see is t believe. 百闻不如一见。 T get up early is necessary. 早起是必要的。T learn a skill is very imprtant fr everyne in sciety. 学习一项技能对社会上的每个人都很重要。T finish the building in a mnth is difficult. 要在一个月内完成这座建筑是困难的。
2. 动词不定式与疑问词wh, whm, whse, what, which, when, where, hw等连用构成不定式短语，也可作主语。 e.g. Hw t use the cmputer is the questin.如何使用计算机是个问题。 Where t g has nt been decided. 去哪儿还没有定下来。
【学以致用3】 完成句子①何时出发还没有告知。_______________ hasn't been tld.②怎样找到那个走丢的孩子困惑着每一个人。_______________________ cnfused everyne.
When t set ff
Hw t find the lst child
3. 当主语较长，谓语较短时，常用it作形式主语放在句首，而将真正的主语—不定式放到谓语的后面。e.g. It’s nt easy t wrk ut the prblem. = T wrk ut the prblem is nt easy.计算出这道题不容易。It is interesting t play with snw in winter. 冬季里玩雪是很有趣的。It is terrible t see the ship sinking int the sea. 目睹轮船沉入大海，真是太可怕了。
it作形式主语代替真正主语不定式常见于以下情况中：It is + adj. + fr/f sb. t d sth.It is + n. + (fr sb.) t d sth.It takes/tk/will take sb. sme time/mney t d sth.
【学以致用1】 翻译句子/完成句子①T be cntent with little is true happiness.__________。②学好英语是必要的。It's necessary ______________________．③ 照顾好老人是我们的义务。________________ t take gd care f the ld.
t learn English well
It's ur duty
It is + adj. + fr/f sb. t d sth.
It is + n. + (fr sb.) t d sth.
常用于表示事物的特征，用于此句型的形容词有：easy, hard, difficult, pssible, imprtant, impssible, necessary, gd, bad, exciting, interesting, surprising等。
1) It is ＋ adj. ＋fr sb. t d sth.
sb. 是t d sth.的逻辑主语
It is +adj.+ fr/f sb. t d sth.
e.g. It is necessary fr yung students t learn a freign language. 对年轻的学生来说，学习一门外语是必要的。It is necessary fr yu t change yur jb. 你有必要换工作。It was impssible fr them t cmplete the task in such a shrt time. 他们不可能在这么短的时间内完成这项任务。It’s imprtant fr us t keep the water clean. 保持水质清洁对我们来说是很重要的。
常见的此类形容词有： kind, nice, wise, silly, plite, implite, friendly, flish, clever等。
2) It is＋adj.＋f sb.＋t d sth.
形容词用来表示不定式的逻辑主语：人的性质、特征或品德
e.g. It was silly f yu t give up such a gd chance！ 你放弃这么好的一个机会，真傻!It’s very kind f yu t say s. 你这样说真是太好了。 It is friendly f the family t try t make me feel at hme in their huse. 这家人对我很友好，使我在他们家里感到宾至如归。It was rude f the by t jump the queue! 那个男孩插队真是太无礼了!
常见的名词有：pity, shame, pleasure, ne’s duty, ne’s jb, fun, jy, gd manners, bad manners等。
e.g. What a pity it is fr yu t have missed such a wnderful film. 真遗憾你错过了这样一个精彩的电影。 It must be great fun t fly t the mn in a spaceship. 乘宇宙飞船飞往月球一定很有趣。
It takes/tk/will take sb. sme time/mney t d sth. 做某事花费某人多长时间(钱)
tk me mre than an hur t d my hmewrk yesterday evening. 昨天晚上我做作业用了一个多小时。 It will take us a lt f mney t buy that huse. 买那套房子要花费我们很多钱。
【学以致用2】 完成句子①读这本书对我来说是一种乐趣。It's a pleasure ________________________．②承蒙您的邀请，真太好了。It's very nice _________________．③种这些花花费了我们两个小时的时间。It tk us tw hurs ____________________．
fr me t read the bk
f yu t invite me
t plant these flwers
1.N_________is permitted here (smke) lt is nt very gd fr yu_______s much (smke) is necessary (read). lt is quite necessary____________it again(read) language in ne mnth is impssible.(learn)一般来说，
五、不定式和动名词作主语的区别
动名词ding作主语表示一种抽象的和泛指的动作， 不定式t d作主语则表示一次性的、具体的动作。
1.________(climb) muntains is interesting. ________(drive) a car during the rush hur must be (teach) English is my jb. ___________(teach) yu English this term is my jb.ding作主语时，通常用以表示一件已知的事或经验;t d通常用来表示一件未完成的事或目的。ding 作主语时强调的是做那件事的持续状态;t d作主语时主要表示现在或者将来要做的事情。
3. 如果要说明不定式表示的动作是谁做的，可以在不定式前加一个由 fr/f 引起的短语,构成__________。
2. 不定式作主语时,可以用it作_______________.
It is+adj.+fr sb t d …… 5. It is+adj.+ f sb t d………
(adj: kind, gd, nice, wise, unwise, clever, silly, stupid, flish, careless, rude, plite, naughty)
1.单个不定式作主语，谓语动词_________
(adj.: easy ,difficult, cmfrtable, pleasant, light , dangerus， tiresme, interesting , heavy, fit)
Ⅰ.用所给单词的适当形式填空1．T make friends with them _____ (be) nice.2．When __________ (hld) the meeting has nt been discussed yet.3．__________ (crss) the Atlantic by plane takes nly a few hurs.4．It made me happy __________ (find) Mary there.5．It is difficult fr us __________ (finish) writing the cmpsitin in a quarter f an hur.6．It's kind f yu __________ (help) me with my English.
Ⅱ.完成句子1．出席这个会议对你来说很重要。It's very imprtant __________________________．2．到那儿用了我们5个小时。It tk us five hurs __________．3．你把老师说的所有东西都写下来，真是太蠢了。It is stupid f __________________everything the teacher said.4．当你不用车的时候，锁车是有必要的。It's necessary ____________________ when yu d nt use it.5．如何提高产品质量对他来说可是个难题。_________________________ was a difficult prblem t him.
fr yu t attend the meeting
t get there
yu t write dwn
fr yu t lck the car
Hw t imprve the quality f prducts
Jin the wrds t make full sentences, and then jin the sentences t make a paragraph. Yu can add yur wn sentences if necessary t make yur paragraph mre meaningful.
1. imprtant / avid / passive cigarette smking It is imprtant t avid passive cigarette smking.
2. will take / nutritin specialist / a balanced diet menu / make / an hur / fr yu
It will take the nutritin specialist an hur t make a balanced diet fr yu.
3. useful / turn t / fitness cnsultant / fr advice
It is useful t turn t the fitness cnsultant fradvice.
4. illegal / dangerus / take drugs5. harmful / skip breakfast / ften
It is illegal and dangerus t take drugs.
It is harmful t skip breakfast ften.
T get healthy and get rid f bad habits, smetimes it is als a gd idea t get prfessinal help. It will take an hur fr a nutritin specialist t make a balanced diet menu fr yu. It is als useful t turn t a fitness cnsultant fr advice.Yu can als help yurself with sme cmmn sense. Fr example, it is harmful t skip breakfast t ften. It is imprtant t avid passive cigarette smking. And, f curse, it is dangerus t take illegal drugs t.
Cmplete the cnversatins with the crrect frms f the phrases in the bx.
1. A: Hell, dctr. I want t lse weight, but I just can’t seem t d it. What can yu d t help me?B: Well, first, it’s necessary t ________________ what yu eat. Cut ut all fatty fd and sugary drinks, and eat mre fruit and vegetables.
be in cntrl f
begin with, be in cntrl f, make a chice, decide n, make up ne’s mind
2. A: I really need t ____________ a way t exercise mre. I culd use a fitness app, but my phne’s full.B: S delete a few files. I’m sure the app desn’t take up much space.3. A: Befre exercising, always d a few warm-ups t _____________.B: I knw. But then I always feel t tired t cntinue!
4. A: Shuld I g fr the pizza r the fried chicken? I hate _________________ like these. Yu knw what — I’m ging t eat bth!B: Ww! Dn’t eat t much junk fd — yu’ll get fat, I’ve actually ___________________ t g n a diet, s I’ll just stick t the fruit salad.
making chices
made up my mind
1. [2019·全国I卷] It is difficult _____________ (figure) ut a glbal ppulatin f plar bears.2. [2020·江苏卷] The implicatin f these results is that t gain the greatest health benefits frm exercise, it may be wise _____________ (skip) eating first.3. [2019·天津卷改编] Then we will knw hw imprtant it is _____________ us t have meaning in ur life.
4. [2019·天津3月卷] Cming ut f this experience, I realize it is OK _____________ (be) different frm thers.5. [2018·全国Ⅱ卷] Exercise energizes yu, s ________ is mre difficult t relax and have a peaceful sleep when yu are very excited.
T learn infinitives used as subjectsT use infinitives t cmplete the exercises
t d和ding作主语的区别
Lk at the fllwing sentences and pay attentin t the italicised infinitives. Find mre infinitives in the reading passage. In pairs, discuss their meanings and functins.1 T change bad habits is never easy.2 It tk the surgen (n.外科医生) three hurs t finish my mther’s lung surgery (n. 外科手术).
3 T jin the Peple’s Liberatin (n. 解放) Army , it is required fr men t shave ff (剃掉,刮掉)their beards.4 It was nt plite t disturb(v. 打扰)yur neighburs with lud music last night.
Mre sentences in the reading passage:
Hwever, during this perid, it can be easy fr sme f them t frm bad habits.T prevent harmful habits like these frm dminating a teenager’s life is essential.T change bad habits is never easy, even with many attempts.After all, it is nt easy t break bad habits.
①
②
③
④
⑤
⑥
⑦
动词不定式作主语常见的三种形式1. 不定式作主语通常位于句首，表示具体的某次动作，谓语动词用单数。 e.g. T see is t believe. 百闻不如一见。 T get up early is necessary. 早起是必要的。T learn a skill is very imprtant fr everyne in sciety. 学习一项技能对社会上的每个人都很重要。T finish the building in a mnth is difficult. 要在一个月内完成这座建筑是困难的。
2. 动词不定式与疑问词wh, whm, whse, what, which, when, where, hw等连用构成不定式短语，也可作主语。 e.g. Hw t use the cmputer is the questin.如何使用计算机是个问题。 Where t g has nt been decided. 去哪儿还没有定下来。
【学以致用3】 完成句子①何时出发还没有告知。_______________ hasn't been tld.②怎样找到那个走丢的孩子困惑着每一个人。_______________________ cnfused everyne.
When t set ff
Hw t find the lst child
3. 当主语较长，谓语较短时，常用it作形式主语放在句首，而将真正的主语—不定式放到谓语的后面。e.g. It’s nt easy t wrk ut the prblem. = T wrk ut the prblem is nt easy.计算出这道题不容易。It is interesting t play with snw in winter. 冬季里玩雪是很有趣的。It is terrible t see the ship sinking int the sea. 目睹轮船沉入大海，真是太可怕了。
it作形式主语代替真正主语不定式常见于以下情况中：It is + adj. + fr/f sb. t d sth.It is + n. + (fr sb.) t d sth.It takes/tk/will take sb. sme time/mney t d sth.
【学以致用1】 翻译句子/完成句子①T be cntent with little is true happiness.__________。②学好英语是必要的。It's necessary ______________________．③ 照顾好老人是我们的义务。________________ t take gd care f the ld.
t learn English well
It's ur duty
It is + adj. + fr/f sb. t d sth.
It is + n. + (fr sb.) t d sth.
常用于表示事物的特征，用于此句型的形容词有：easy, hard, difficult, pssible, imprtant, impssible, necessary, gd, bad, exciting, interesting, surprising等。
1) It is ＋ adj. ＋fr sb. t d sth.
sb. 是t d sth.的逻辑主语
It is +adj.+ fr/f sb. t d sth.
e.g. It is necessary fr yung students t learn a freign language. 对年轻的学生来说，学习一门外语是必要的。It is necessary fr yu t change yur jb. 你有必要换工作。It was impssible fr them t cmplete the task in such a shrt time. 他们不可能在这么短的时间内完成这项任务。It’s imprtant fr us t keep the water clean. 保持水质清洁对我们来说是很重要的。
常见的此类形容词有： kind, nice, wise, silly, plite, implite, friendly, flish, clever等。
2) It is＋adj.＋f sb.＋t d sth.
形容词用来表示不定式的逻辑主语：人的性质、特征或品德
e.g. It was silly f yu t give up such a gd chance！ 你放弃这么好的一个机会，真傻!It’s very kind f yu t say s. 你这样说真是太好了。 It is friendly f the family t try t make me feel at hme in their huse. 这家人对我很友好，使我在他们家里感到宾至如归。It was rude f the by t jump the queue! 那个男孩插队真是太无礼了!
常见的名词有：pity, shame, pleasure, ne’s duty, ne’s jb, fun, jy, gd manners, bad manners等。
e.g. What a pity it is fr yu t have missed such a wnderful film. 真遗憾你错过了这样一个精彩的电影。 It must be great fun t fly t the mn in a spaceship. 乘宇宙飞船飞往月球一定很有趣。
It takes/tk/will take sb. sme time/mney t d sth. 做某事花费某人多长时间(钱)
tk me mre than an hur t d my hmewrk yesterday evening. 昨天晚上我做作业用了一个多小时。 It will take us a lt f mney t buy that huse. 买那套房子要花费我们很多钱。
【学以致用2】 完成句子①读这本书对我来说是一种乐趣。It's a pleasure ________________________．②承蒙您的邀请，真太好了。It's very nice _________________．③种这些花花费了我们两个小时的时间。It tk us tw hurs ____________________．
fr me t read the bk
f yu t invite me
t plant these flwers
1.N_________is permitted here (smke) lt is nt very gd fr yu_______s much (smke) is necessary (read). lt is quite necessary____________it again(read) language in ne mnth is impssible.(learn)一般来说，
五、不定式和动名词作主语的区别
动名词ding作主语表示一种抽象的和泛指的动作， 不定式t d作主语则表示一次性的、具体的动作。
1.________(climb) muntains is interesting. ________(drive) a car during the rush hur must be (teach) English is my jb. ___________(teach) yu English this term is my jb.ding作主语时，通常用以表示一件已知的事或经验;t d通常用来表示一件未完成的事或目的。ding 作主语时强调的是做那件事的持续状态;t d作主语时主要表示现在或者将来要做的事情。
3. 如果要说明不定式表示的动作是谁做的，可以在不定式前加一个由 fr/f 引起的短语,构成__________。
2. 不定式作主语时,可以用it作_______________.
It is+adj.+fr sb t d …… 5. It is+adj.+ f sb t d………
(adj: kind, gd, nice, wise, unwise, clever, silly, stupid, flish, careless, rude, plite, naughty)
1.单个不定式作主语，谓语动词_________
(adj.: easy ,difficult, cmfrtable, pleasant, light , dangerus， tiresme, interesting , heavy, fit)
Ⅰ.用所给单词的适当形式填空1．T make friends with them _____ (be) nice.2．When __________ (hld) the meeting has nt been discussed yet.3．__________ (crss) the Atlantic by plane takes nly a few hurs.4．It made me happy __________ (find) Mary there.5．It is difficult fr us __________ (finish) writing the cmpsitin in a quarter f an hur.6．It's kind f yu __________ (help) me with my English.
Ⅱ.完成句子1．出席这个会议对你来说很重要。It's very imprtant __________________________．2．到那儿用了我们5个小时。It tk us five hurs __________．3．你把老师说的所有东西都写下来，真是太蠢了。It is stupid f __________________everything the teacher said.4．当你不用车的时候，锁车是有必要的。It's necessary ____________________ when yu d nt use it.5．如何提高产品质量对他来说可是个难题。_________________________ was a difficult prblem t him.
fr yu t attend the meeting
t get there
yu t write dwn
fr yu t lck the car
Hw t imprve the quality f prducts
Jin the wrds t make full sentences, and then jin the sentences t make a paragraph. Yu can add yur wn sentences if necessary t make yur paragraph mre meaningful.
1. imprtant / avid / passive cigarette smking It is imprtant t avid passive cigarette smking.
2. will take / nutritin specialist / a balanced diet menu / make / an hur / fr yu
It will take the nutritin specialist an hur t make a balanced diet fr yu.
3. useful / turn t / fitness cnsultant / fr advice
It is useful t turn t the fitness cnsultant fradvice.
4. illegal / dangerus / take drugs5. harmful / skip breakfast / ften
It is illegal and dangerus t take drugs.
It is harmful t skip breakfast ften.
T get healthy and get rid f bad habits, smetimes it is als a gd idea t get prfessinal help. It will take an hur fr a nutritin specialist t make a balanced diet menu fr yu. It is als useful t turn t a fitness cnsultant fr advice.Yu can als help yurself with sme cmmn sense. Fr example, it is harmful t skip breakfast t ften. It is imprtant t avid passive cigarette smking. And, f curse, it is dangerus t take illegal drugs t.
Cmplete the cnversatins with the crrect frms f the phrases in the bx.
1. A: Hell, dctr. I want t lse weight, but I just can’t seem t d it. What can yu d t help me?B: Well, first, it’s necessary t ________________ what yu eat. Cut ut all fatty fd and sugary drinks, and eat mre fruit and vegetables.
be in cntrl f
begin with, be in cntrl f, make a chice, decide n, make up ne’s mind
2. A: I really need t ____________ a way t exercise mre. I culd use a fitness app, but my phne’s full.B: S delete a few files. I’m sure the app desn’t take up much space.3. A: Befre exercising, always d a few warm-ups t _____________.B: I knw. But then I always feel t tired t cntinue!
4. A: Shuld I g fr the pizza r the fried chicken? I hate _________________ like these. Yu knw what — I’m ging t eat bth!B: Ww! Dn’t eat t much junk fd — yu’ll get fat, I’ve actually ___________________ t g n a diet, s I’ll just stick t the fruit salad.
making chices
made up my mind
1. [2019·全国I卷] It is difficult _____________ (figure) ut a glbal ppulatin f plar bears.2. [2020·江苏卷] The implicatin f these results is that t gain the greatest health benefits frm exercise, it may be wise _____________ (skip) eating first.3. [2019·天津卷改编] Then we will knw hw imprtant it is _____________ us t have meaning in ur life.
4. [2019·天津3月卷] Cming ut f this experience, I realize it is OK _____________ (be) different frm thers.5. [2018·全国Ⅱ卷] Exercise energizes yu, s ________ is mre difficult t relax and have a peaceful sleep when yu are very excited.
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