高一英语外研版必修第二册课件Unit1FoodforthoughtSectionBUsinglanguage

Unit1SectionB

Usinglanguage2021英语内容索引课前篇自主预习课堂篇互动探究课前篇自主预习Ⅰ.知识体系图解

重点词汇

写作词汇1.

n.(事物的)功能;作用

2.

v.下载(信息或程序)

3.

n.日常饮食

4.

n.对……着迷的人

5.

n.指点,建议

6.

n.风俗,习惯,传统

function

download

dietaddict

tip

custom

7.

n.礼貌,礼仪

8.

n.诀窍,技巧,技法

9.

n.盘,碟

10.

adv.略微,稍微

11.

v.推荐

12.

v.侵袭,侵蚀

13.

prep.在……里

manners

trickplate

slightly

recommend

attackwithin

阅读词汇14.handlen.

15.differv.

16.steakn.

17.bitteradj.

18.bakeryn.

19.creamyadj.

20.acidn.

21.yoghurtn.

柄,把手不同,不一样,有区别牛排苦的,有苦味的面包店,糕饼店似奶油的,软厚平滑的,光滑细软的酸酸乳,酸奶拓展词汇22.relatedadj.有关系的,相关的→

n.关系

23.incrediblyadv.极端地,非常地→

adj.难以置信的

relation

incredible重点短语

1.stayhealthy

2.differin

3.startwith

4.havetheabilitytodo...

5.如果有必要的话

6.说服某人做……

7.提建议

8.以防万一

保持健康在……方面不同以……开始有做……的能力ifnecessary

persuadesbtodo...

giveadvice

incaseⅡ.释义匹配1.function

A.tomoveinformationfromalargercomputersystemtoasmallerone2.download B.somethingthatisdonebypeopleinaparticularsocietybecauseitistraditional3.custom C.touseviolencetotrytohurtorkillsb4.differ D.aspecialactivityorpurposeofapersonorthing5.attack E.tobedifferentfromsomethinginsomeway答案

1.D

2.A

3.B

4.E

5.CⅢ.选词填空1.ItisraininghardandI

stayathome.

2.Heistallerthanyouandhe

reachtheapplesonthetree.

3.Myfriendtellsmethathe

nottryspicyfood.

4.Asstudents,we

workhardatourlessons.

5.Therailwaystationisverynear.You

nottakeataxi.

can,dare,must,need,havetohavetocan

daremustneed课堂篇互动探究重点词汇1So,ifyou’reasugaraddictandaren’tabletosaynotochocolateorcola,youhadbetterdownloaditnow!(教材P5)所以,如果你是一个糖果迷恋者,不能拒绝巧克力或可乐,你最好现在下载它!◆addictn.对……着迷的人SheisaTVaddictandwatchesasmuchasshecan.她是个电视迷,看起电视来没完没了。Mybrotherisacomputergameaddictandhealwaysplayscomputergames.我哥哥是个电脑游戏迷,他总是玩电脑游戏。【词汇拓展】addictvt.使沉溺;使……上瘾addictoneselfto(doing)sth=be/becomeaddictedto(doing)sth 沉溺于某种嗜好;醉心于某种活动(to为介词)addictiveadj. 令人上瘾的;令人着迷的addictionn. 瘾;着迷Somestudentsevenbecome

addicted

totheInternetandcannotconcentrateonschoolandfamilylife.一些学生甚至沉溺于网络并且不能集中精力于学校和家庭生活。IdiscoveredanaddictiontohouseworkwhichIhadneverfeltbefore.我发现自己迷上了做家务,之前我从没有这种感觉。【微写作】LiMingisagameaddict,andhisfatherhasbeentryingtopreventhimfrombeing

addicted

tocomputergameswhichareveryaddictive.李明是一个游戏迷,他爸爸一直在设法让他不要沉迷于让人上瘾的电脑游戏。【迁移应用】单句填空(1)Hersonaddicted

(he)tosmoking,whichhadabadeffectonhishealth.

(2)

(Addict)toplayingcomputergames,thelittleboyhaslostinterestinhislessons.

(3)Theyounggenerationshouldaddictthemselves

science.

(4)Ihaveaneatingdisorderandan

(addict)personality.

himselfAddicted

toaddictive2Sometimestherearesomanyknivesandforksthatyoudarenotpickthemupin

caseyougetitwrong.(教材P5)

有时候刀叉太多了,你不敢拿起它们,以防弄错了。◆incase万一,免得,以防;假如,如果Pleaseremindmeofittomorrowin

caseIforget.请你明天提醒我一下,免得我忘了。In

casehecomestomorrow,pleasetelephoneme.假如他明天来的话,请给我打电话。【词汇拓展】justincase

以防万一inthiscase 既然这样,在这种情况下inthatcase 既然那样,如果那样的话insomecases 在某些情况下inmostcases 在大多数情况下inanycase 无论如何,不管怎样innocase 决不,无论如何都不incaseof 万一;如果发生;假设Thebusisusuallyontime,butstartearly,just

in

case.这辆公共汽车一般很准时,但还是要早点动身,以防万一。In

no

casecanyouleavethechildaloneathome.你决不能把孩子一个人留在家里。In

case

ofrainthemassmeetingwillbepostponedtillthefirstfineday.如果下雨,群众大会将推迟到第一个晴天举行。【迁移应用】完成句子(1)

(决不)shouldyoulendhimanymoney.

(2)Leaveyourkeywithaneighbour

(以防)youlockyourselfoutoneday.

(3)Ihavealsoboughtalifeinsuranceforhim

(以防万一).

(4)

(无论如何),weneedtocalmlyanalyseandjudgethenewthings.

InnocaseincasejustincaseInanycase3Tablemanners,however,candifferindifferentsituations.(教材P5)然而,餐桌礼仪在不同的情况下可能有所不同。◆differvi.不同,不一样,有区别FrenchdiffersfromEnglishinthisrespect.在这方面法语不同于英语。Ideasonchildcaremaydifferconsiderablybetweentheparents.在抚育儿童方面,父母的观点可能迥然不同。【词汇拓展】differfrom

不同于……;和……不同differin 在……方面不同differwithsbon/about/oversth 在某事上和某人有分歧/异议makeadifferenceto... 对……有影响/起作用tellthedifferencebetweenAandB 分清A和B的不同bedifferentfrom...in... 在……方面与……不同Thesetworegionsdiffergreatlyinclimate.这两个地区气候差异很大。Thingsintheworlddiffer

fromeachotherinathousandways.世界上的事物是千差万别的。【迁移应用】单句填空(1)Humansdiffer

otheranimalsintheirabilitytospeak.

(2)Ihavetodifferwithyou

thatpoint.

(3)Whatyouhavetoldmemaymakea

(differ)tomyownposition.

(4)Theyare

(differ)informbutnotinmeaning.

fromabout/on/over

differencedifferent4Highlyrecommended!强烈推荐!(教材P6)◆recommendvt.推荐,建议Itwasreallyannoying;Icouldn’tgetaccesstothedatabankyouhadrecommended.这真的很烦人;我无法访问您推荐的数据库。Irecommendthebooktoallmystudents.我向我所有的学生推荐这本书。【词汇拓展】recommenddoingsth建议做某事recommendsbtodosth 建议某人做某事recommendthatsb(should)dosth 建议某人做某事recommendsthtosb 向某人推荐某物recommendationn.

推荐;介绍;建议followone’srecommendations 听从某人的建议Irecommend

thatyoutalktoyourfriendabouthisbehaviour.我建议你和朋友谈谈他的行为。Thereisarecommendationthatachild’sfirsteyeexam(should)beattheageofsixmonths.建议孩子的第一次眼科检查应该在六个月大时进行。recommend和recommendation后接从句时,从句谓语动词常用虚拟语气,即“should+动词原形”,should可以省略。【迁移应用】单句填空(1)Werecommendthatyou

(purchase)travelinsuranceonallholidays.

(2)Eventhoughitisn’tpromising,Idorecommend

(give)itatry.

(3)Iwillbegladifyoucanconsidermy

(recommend).

(4)I’dliketorecommendthebook

thosewholovetravelling.

(should)purchasegivingrecommendationto5Thesugarinsoftdrinksformsacidandattacksourteethforabout20minuteseachtimewedrinkthem.(教材P7)

软饮料中的糖会形成酸,每次饮用时都会侵蚀我们的牙齿约20分钟。◆attackvt.侵袭,侵蚀n.攻击,抨击,(病情)发作Themaninsistedthathewasjustdefendinghimselfwhenattacked.那个人坚持说当受到攻击时他只是在进行自卫。Accordingtotherecentresearch,heavycoffeedrinkingandheartattacksarenotnecessarilycauseandeffect.根据最近一项研究,饮过量的咖啡与心脏病并没有必然的因果关系。【词汇拓展】attacksbfor(doing)sth

由于(做)某事而抨击某人attacksbwithsth

用某物攻击某人beattackedwithadisease 患病makeanattackon/upon... 对……发动攻击;抨击……be/comeunderattack 受到攻击;遭到袭击heartattack 心脏病发作Theyplannedtomake

an

attack

ontheinvadersatmidnight.他们计划在午夜向侵略者发动进攻。Whenananimalis

under

attack,itcanrunawayorfightback.动物遭到攻击时,要么逃走要么反击。【迁移应用】单句填空(1)Kate

(attack)byanextremelyfiercedogandwasseriouslyinjured.

(2)Whenaleafyplantis

attack,itdoesn’tsitquietly.

(3)Aswedrewcloser,Icouldseeawhale

(attack)byagroupofaboutsixotherkillers.

wasattackedunderbeingattacked重点句式1While

going

on

your

first

trip

to

the

UK

is

exciting,new

and

different

customs

can

also

be

confusing.(教材P5)

虽然你初次去英国的旅行很令人兴奋,但新的和不同的习俗也可能令人困惑。【句式剖析】while是连词,意为“虽然,尽管”,引导让步状语从句。WhileIenjoythebookwithsomenicepictures,Idon’thaveenoughmoneytobuyit.虽然我喜欢这本图片精美的书,但是我没有足够的钱买它。【句式拓展】

Themotherdidn’tknowwhotoblameforthebrokenglassasithappenedwhileshewasout.妈妈不知道该责备谁打碎了玻璃,因为这发生在她外出的时候。Whiletheywerebuildingatunnelthroughthemountain,theworkersdiscoveredanundergroundlake.当工人们在修建一个穿山隧道时,他们发现了一个地下湖。Generally,sweetapplesareeatenfreshwhiletartapplesareusedtomakeapplesauce.一般说来,甜苹果生吃,而酸苹果则用来制作苹果酱。【迁移应用】完成句子(1)做这个化学实验时务必按老师的指示去做。Besuretofollowyourteacher’sinstructions

.

(2)我在做作业,而我的弟弟在看电视。Iwasdoingmyhomework

.

(3)虽然她们住的相距很远,她们常常电话联系。

,theyoftengetintouchwitheachotherbyphone.

whiledoingthischemicalexperimentwhilemybrotherwaswatchingTVWhiletheylivefarfromeachother2The

sugar

in

soft

drinks

forms

acid

and

attacks

our

teeth

for

about

20

minutes

each

time

we

drink

them.(教材P7)

软饮料中的糖会形成酸,每次饮用时都会侵蚀我们的牙齿约20分钟。【句式剖析】句中的eachtime是名词短语,在此作从属连词用,引导时间状语从句,意为“每次……”。Eachtimehesmiledatme,athreadofwarmthandfriendshipflowedintomyheart.每次他向我投以微笑时,他同时也将一丝丝温暖和友情送入我的心房。EachtimehecomestoJinan,hecomestoseeme.每一次他来济南都来看我。【句式拓展】与eachtime有类似用法的词语还有:Themomentthefilmwasover,theywentoutofthecinema.电影一结束,他们就出了电影院。EverytimehegoestoBeijing,hevisitstheGreatWall.每一次他去北京都会游览长城。【迁移应用】完成句子(1)每次我在公园里看到这位老人时,他都在专注地读报纸。

inthepark,heisabsorbedinreadingnewspapers.

(2)我第一次去那里时,他们住在一个小房子里。

,theywerelivinginasmallhouse.

Each/EverytimeIseetheoldmanThefirsttimeIwentthere重点语法情态动词(1)1.can,could用法例句表示能力,意为“能,会”;could表示过去的能力ShecanspeakFrenchfluently.她能讲一口流利的法语。can可用于肯定句中,表示客观或理论上的可能性Anexperiencedteachercanmakemistakes.一位有经验的老师也会犯错。用法例句表示请求或允许。在疑问句中,could可以代替can,语气更委婉,肯定回答时要用can,不用could—Can/CouldIuseyourbiketomorrowmorning?—Yes,youcan.——明天上午我可以用你的自行车吗?——是的,可以。表示说话者的主观推测,意为“可能”,用于否定句和疑问句中。can比could语气强Hecan’tbeourmanager.HehasgonetoBeijing.他不可能是我们经理。他已经去北京了。表示惊异、怀疑、迷惑等态度,常用于否定句和疑问句中Howcanyoutreatmelikethat?你怎么能那样对我?2.may,might用法例句表示请求或许可。在疑问句中,might可以代替may,语气更加委婉。给予许可时用may,不用might—MightIaskforapictureofyourlittledaughter?—Yes,youmay.——我可以要一张你小女儿的照片吗?——是的,可以。表示推测,意为“或许,可能”,通常用于肯定句和否定句中。might比may语气弱—Ireallydon’tlikeJames.Whydidyouinvitehim?—Don’tworry.Hemightnotcome.——我真的不喜欢詹姆斯。你为什么邀请他?——别担心。他或许不来。表示祝愿,常用结构为:May+主语+动词原形!Mayyoubehappyeveryday!愿你快乐每一天!3.must,have

to用法例句表示义务,意为“必须”。must强调说话人的主观看法,haveto则强调客观需要;在回答带有must的问句时,否定式常用neednot(needn’t)或don’thaveto,而不是用mustnotWemustactasquicklyaspossiblenow.现在我们必须尽快采取行动。Ihavetogonow,becausemymotherisinhospital.我现在不得不走了,因为我母亲正在住院。must用来表示推测,意为“一定”,只能用在肯定句中。must的肯定程度比can强Youmustbehungryafteralongwalk.长途跋涉之后,你一定饿了。用法例句must表示“偏要,非要……不可”。常用于疑问句和条件句中,偶尔也用于陈述句中Ifyoumustgo,atleastwaituntilthestormisover.如果你非要走,至少要等到暴风雨停了。mustn’t表示禁止,意为“不得,不允许;一定不要”Youmustn’tplaywiththeknife,oryoumayhurtyourself.你千万不要玩刀,否则会伤到自己。4.should,ought

to用法例句should表示责任、义务、劝告、建议等,意为“应该”Weshouldbestrictwithourselves.我们应该严格要求自己。should表示出乎意料、惊讶的口气,意为“竟然,居然”Suchagentlemanshoulddothat.这样一位绅士竟然会做那种事。oughtto表示义务、责任、劝告等,意为“应该”,语气比should略重Yououghtnottobesoselfish.你不应该这么自私。should和oughtto表示推测,指合乎理想的情况或结果,意为“按说应该”TryphoningRobert—heshouldbehomebynow.给罗伯特打个电话试试,他现在应该到家了。5.will,would用法例句与各种人称连用,用于陈述句中,表示主语的意志、意愿或决心。will指现在,would指过去Iwillnevertalktohimagain.我再也不会和他说话了。表示征求意见或提出请求,多用于第二人称疑问句中。would比will语气委婉Will/Wouldyoupleaseclosethewindow?请把窗户关上好吗?表示习惯性