【新教材】高中英語人教版必修第二冊配套課件UNIT2SectionCDiscoveringUsefulStructuresListeningandTalking

UNIT2SectionC

DiscoveringUsefulStructures&ListeningandTalking英語2021內(nèi)容索引課前篇自主預(yù)習(xí)課堂篇互動(dòng)探究課前篇自主預(yù)習(xí)Ⅰ.知識(shí)體系圖解重點(diǎn)詞匯寫作詞匯1.

n.鹿

2.

vt.減少3.

adj.由于;因?yàn)?.

n.臨近的地方;街區(qū)deer

reduce

dueneighbourhood

閱讀詞匯5.kangaroon.

6.insectn.

7.netn.=Internet

adj.

8.binocularsn.

袋鼠昆蟲網(wǎng)

凈得的;純的雙筒望遠(yuǎn)鏡重點(diǎn)短語

1.

由于;因?yàn)?/p>

2.

搜索;查找3.

采取措施4.

被……覆蓋5.

撞上6.

照顧;照料7.

更糟的是dueto

searchfor

takemeasuresbecoveredwith

crashinto

carefor

evenworse重點(diǎn)語法現(xiàn)在進(jìn)行時(shí)的被動(dòng)語態(tài)

Ⅱ.單詞拼寫1.WhenMarywasplayingbythewoods,shehappenedtoseea

(袋鼠)comeby.

2.Thedesignofthebicyclehasmanagedto

(減少)theeffectsofwindresistance.

3.Thestudentsinourclassoftendovolunteerworkinthe

(街區(qū)).

4.Ihaveneverseenthiskindof

(昆蟲)before.

5.Hecameupwiththisquestioninthreedifferentwaysin

(尋找)ofananswer.

kangaroo

reduce

neighbourhoodinsects

searchⅢ.用所給詞的適當(dāng)形式填空1.Ican’tusemycartodaybecauseit

(repair)inthegarage.

2.Theyhavetositoutsidebecausetherooms

(paint).3.Atpresent,ameeting

(hold)todiscussthequestion.

4.Don’tworry.Supper

(prepare)inthekitchen.

5.Noweffectivemeasures

(take)topreventtheriversfrombeingpolluted.

isbeingrepairedarebeingpainted

isbeingheld

isbeingprepared

arebeingtaken課堂篇互動(dòng)探究重點(diǎn)詞匯1Itisreportedthatlivingspacesforwildlifearebeingreduced

due

tothecuttingoftrees.(P18)

據(jù)報(bào)道,由于砍伐樹木,野生動(dòng)物的生存空間正在減少。◆reducevt.減少Oneofthemosteffectivewaystoreducestressistotalkaboutfeelingswithsomeoneyoutrust.減少壓力最有效的方式之一就是與你信任的人聊聊感受。Havingenoughfatandsaltinyourmealswillreducetheurgetosnackaftermeals.膳食中有足夠的脂肪和鹽,這會(huì)減少飯后吃零食的欲望?！驹~匯拓展1】reduce...by...把……減少了……reduce...to... 把……減少到……;把……變?yōu)槟撤N狀態(tài)bereducedto 陷入某種境地(to為介詞)Thoughthepriceofthehousehasbeenreduced

by10%since2017,wecan’tafforditeither.盡管從2017年以來房價(jià)下降了10%,我們還是買不起。Hislifeinthebigcitywashardandfinallyhewas

reduced

tobegginginthestreets.他在大城市里的生活艱難,最后被迫在街頭乞討?！具w移應(yīng)用1】單句填空(1)Thehousingpricewassohighthatourgovernmentdidneedtotakesomemeasures

(reduce)it.

(2)Itwasfoggysothedriverhadtoreducespeed

twentykilometresanhour.

(3)Itisarguedthathousepricesinbigcitiesshould

(reduce)by10%.

toreduceto

bereduced◆dueto由于;因?yàn)門hesportsmeetingwasputoffdue

tothebadweather.由于天氣不好,運(yùn)動(dòng)會(huì)推遲了。Mistakesdue

tocarelessnessmayhaveseriousconsequences.由于疏忽大意而造成的錯(cuò)誤可能帶來嚴(yán)重的后果?！驹~匯拓展2】dueadj.預(yù)定的;到期的beduetodosth 預(yù)定做某事bedueforsth 應(yīng)有某物;應(yīng)得到某物(be)duetosb 應(yīng)支付/給予/歸于某人Thenexttrainisdueinfiveminutes.下一班火車預(yù)計(jì)在五分鐘后抵達(dá)。Thewagesdue

tohimwillbepaidtomorrow.他應(yīng)得的工資明天將會(huì)付給他。Thatmoneyis

due

tome,butIhaven’tgotityet.那筆錢是應(yīng)付給我的,而我至今還未拿到。Hisbookis

due

tobepublishedinOctober.他的書預(yù)定十月份出版。當(dāng)dueto表示“由于;因……造成;應(yīng)給予”時(shí),其中的to是介詞,并且在句中常常作表語或狀語;當(dāng)dueto意為“即將/預(yù)期做……”時(shí)后接不定式,to為不定式符號(hào)。duetotheheavysnowduetoallthemembers’effortsduetoarrivebeingheldup【遷移應(yīng)用2】完成句子(1)由于大雪,這個(gè)鎮(zhèn)與外界的交通中斷了。Thetownwascutofffromtherestoftheworld

.

(2)中國女排的成功歸功于全體隊(duì)員的努力。Chinesewomen’snationalvolleyballteam’ssuccessis

.

(3)公共汽車預(yù)計(jì)下午五點(diǎn)鐘到達(dá),但由于大霧的阻礙,它晚了一個(gè)小時(shí)。Thebuswas

at5pm,butitarrivedonehourlatedueto

bytheheavyfog.

2Theygotupearlyinordertosearch

forwildbirds.(P19)為了尋找野鳥,他們起得很早?！魋earchfor搜索;查找Heswitchedonthetelevision,searching

forsomethingtoholdhisinterest.他打開電視機(jī),想找個(gè)感興趣的節(jié)目。Thepolicearesearching

forthelostchildintheforest.警察正在森林里找尋丟失的孩子。【詞匯拓展】insearchof尋找inthe/one’ssearchfor 尋找searchsth/sb 搜查某物/搜某人的身search...for... 為找到……而搜查……Therescueworkersremovedthebricksandstoneswithbarehandsin

search

ofanysurvivorintheearthquake.救援人員徒手移開磚塊和石頭,搜尋地震中的幸存者。(1)search前有the,one’s等限定詞時(shí),介詞常用for。(2)insearchof結(jié)構(gòu)中search前不帶任何限定詞。(3)search作動(dòng)詞用時(shí),其賓語是指搜查的范圍,可以是人、物或地點(diǎn);而要搜尋人或物時(shí),要加介詞for。for

in

searched【遷移應(yīng)用】單句填空(1)Fewerofthisyear’sgraduateshavestartedtosearch

jobs.

(2)Ifleftaloneoutside,dogsandcatscanbeverysmart

theirsearchforwarmshelter.

(3)Pahlssonandherhusband

(search)thekitchen,checkingeverycorner,butturnedupnothing.

重點(diǎn)句式Put

paper

cut-outs

on

windows

so

that

birds

do

not

crash

into

them.(P19)把剪紙貼在窗戶上,這樣鳥兒就不會(huì)撞到上面了?！揪涫狡饰觥勘揪涫且粋€(gè)復(fù)合句,主句是祈使句,sothat引導(dǎo)的是目的狀語從句。sothat“以便,為了”,引導(dǎo)一個(gè)表示目的的狀語從句(=inorderthat/so),從句里往往帶有情態(tài)動(dòng)詞can,could,may,might等。Hewrotedownmyaddress,sothathemightrememberit.他寫下了我的地址,以便能夠記住它。ManyathletestakepartintheOlympicGamessothattheycanwingloryfortheirhomeland.許多運(yùn)動(dòng)員參加奧運(yùn)會(huì)為的是能為祖國贏得榮譽(yù)。【句式拓展】sothat也可以引導(dǎo)結(jié)果狀語從句,意為“結(jié)果是,所以”,句中沒有情態(tài)動(dòng)詞。Hegotupearlysothathecaughttheearlybus.他起得早,趕上了早班車。sothatwe’llhavemoretimesothattheycan/couldwork【遷移應(yīng)用】完成句子(1)我們可以早點(diǎn)出發(fā),以便有更多的時(shí)間讀書和選書。Wecansetoutearly

toreadandselectbooks.

(2)我把電腦設(shè)置好,這樣他們就可以在家辦公了。Isetupthecomputer

athome.

重點(diǎn)語法現(xiàn)在進(jìn)行時(shí)的被動(dòng)語態(tài)一、現(xiàn)在進(jìn)行時(shí)的被動(dòng)語態(tài)的構(gòu)成二、現(xiàn)在進(jìn)行時(shí)的被動(dòng)語態(tài)的用法1.表示現(xiàn)在正在進(jìn)行的被動(dòng)的動(dòng)作。AmeetingisbeingheldinthemeetingroomonthefourthfloorofBuildingNo.1.在一號(hào)樓四樓會(huì)議室正在舉行一個(gè)會(huì)議。EveryclassroominthisschoolisbeingequippedwithanewTVset.在這所學(xué)校里,每間教室都正在配備一臺(tái)新的電視機(jī)。2.表示現(xiàn)階段正在進(jìn)行的被動(dòng)動(dòng)作。Everypossiblemeansisbeingusedtopreventtheairpollution.正在采取每個(gè)可能的方法來防止大氣污染。Anothernewprojectisbeingsetuptodiscoverthebestwayofsortingtherubbish.正在建另一個(gè)新的項(xiàng)目來找出垃圾分類的最佳辦法。3.表示一種經(jīng)常性的被動(dòng)行為,常和always,constantly等表示頻度的副詞連用,常帶有一定的感情色彩。Ifeelverypuzzledthatthegoodsinourshoparealwaysbeingstolen.我感到很迷惑,我們商店的商品老是被偷。Tomissuchagoodpupilthatheisalwaysbeingpraisedbytheteacher.湯姆是個(gè)好學(xué)生,他總是受到老師的表揚(yáng)。4.少數(shù)及物動(dòng)詞的現(xiàn)在進(jìn)行時(shí)的被動(dòng)語態(tài)也可以表示按計(jì)劃或安排將要進(jìn)行的一個(gè)被動(dòng)動(dòng)作。TheanimalshowisbeingheldinthecitybetweenOctober10andNovember27.動(dòng)物表演將于十月十號(hào)至十一月二十七號(hào)在城市里舉行。Itissaidthatareserveisbeingsetupnextyear.據(jù)說明年將建一個(gè)保護(hù)區(qū)。5.“be+under/in”等“介詞+名詞”結(jié)構(gòu)可表示現(xiàn)在進(jìn)行時(shí)的被動(dòng)語態(tài)的含義。Theproblemabouttheprotectionofforestsisunderdiscussionatthemeeting.=Theproblemabouttheprotectionofforestsisbeingdiscussedatthemeeting.有關(guān)森林保護(hù)的問題正在會(huì)上討論。Thenewreserveforwildanimalsisinuseatthemoment.=Thenewreserveforwildanimalsisbeingusedatthemoment.目前新的野生動(dòng)物保護(hù)區(qū)正在使用中。隨堂練習(xí)Ⅰ.介詞填空1.ManypeoplewenttoCaliforniainsearch

goldatthattime.

答案

of2.Inordernottodisturbthebirds,theywatchedthem

faraway.

答案

from3.Howcanweprot