新外研高中英語隨堂選擇性必修二UNIT5ADELICATEWORLD課件

UNIT5

Adelicateworld英語2022選擇性必修第二冊內(nèi)容索引核心考點課堂突破隨堂鞏固遷移運用核心考點課堂突破1.appetiten.胃口,食欲[教材原句]Unfortunately,thecatssubsequentlydevelopedanappetiteforthebirds,too.(P50)不幸的是,這些貓隨后喜歡上了吃鳥。語境巧練[單句語法填空](1)Thelongwalkhasgivenme

goodappetite.

(2)Thepublichasaninsatiableappetite

storiesaboutthefamous.

[小話題寫作](3)瑪麗不喜歡做艱苦的工作。Mary

hardwork.

a

for

doesn’thaveanappetitefor考點必記haveanappetiteforsth喜歡/想做某事loseone’sappetite沒有食欲appetizern.開胃品appetizingadj.促進食欲的,開胃的[名師點津]appetite的基本意思是“欲望”,指人或動物對食物等的欲望;用于比喻時,可指“斗志”等。appetite既可用作可數(shù)名詞,也可用作不可數(shù)名詞,有復數(shù)形式。

2.multiplyv.(使)大大增加,(使)倍增[教材原句]Looseontheisland,theydidwhatrabbitsdobest—theymultipliedrapidlyandbeganeatingthenativevegetationanddiggingholes,whichcausedsoilerosion.(P50)在島上無拘無束,它們開始做兔子最擅長的事情——它們數(shù)量快速增加,開始吃當?shù)氐闹参?并打洞,造成了土壤侵蝕。語境巧練[單句語法填空](1)2

(multiply)by4makes8.

(2)Cigarettesmoking

(multiply)theriskofcancer.

(3)Itispossible

(multiply)thesebacteriainthelaboratory.

[完成句子](4)自去年以來,我們的問題成倍增加。

sincelastyear.

multipliedmultipliestomultiply

Ourproblemshavemultiplied考點必記multiplyAbyB|multiplyAandB(together)A乘以Bmultiplicityn.多種多樣,多樣性multipleadj.數(shù)量多的,多種多樣的[名師點津]1.multiply的基本意思是“增加”,主要指通過自然繁殖而增加數(shù)量,也指同類事物在數(shù)量上無限制的重復增加。用于數(shù)學,可表示“相乘”。2.multiply既可用作及物動詞,也可用作不及物動詞。3.decreasev.(使)變小,(使)減少

n.減少[教材原句]Butalthoughtheviruscausedtherabbitpopulationtodecreasefrom130,000toaround10,000,italsomeantlessfoodforthecats.(P51)但是雖然病毒使得兔子數(shù)量從13萬降到了大約1萬,但是這也意味著貓的食物減少了。語境巧練[單句語法填空](1)Theyaremakingeveryeffort

(decrease)theproductioncost.

(2)Isyourproduction

thedecrease?

(3)Therehasbeen

decreaseinourimportsthisyear.

[小話題寫作](4)今年新學生的數(shù)目從3500減少到了2500。Thisyearthenumberofnewstudents

.

todecreaseonadecreasedfrom3,500to2,500考點必記onthedecrease在減少Thereisadecreasein...……有所減少[反義詞]increasev./n.增加[名師點津]decrease與lessen,reduce的含義均是“減少,變少”。decrease指逐漸地、不斷地減少;lessen指數(shù)目、程度、價值、實力等的減少。reduce是普通用詞,含義廣。指數(shù)量、程度的降低或減少。

4.trapn.夾子,陷阱[教材原句]Inthe1980s,trapsanddogswereusedtocatchthecats.(P51)在20世紀80年代,陷阱和狗被用來捉貓。語境巧練[單句語法填空](1)LiHuahasfounditwascaughtin

trapofhisownmaking.

(2)Ifyou

(trap)somewhere,somethingfallsontoyouorblocksyourwayandpreventsyoufrommovingorescaping.

[小話題寫作](3)我中計了,承認自己撒謊。I

thatIhadlied.

aaretrappedwastrappedintoadmitting考點必記setatrapfor為……設(shè)下圈套trapsbintodoingsth誘騙某人做某事[名師點津]trap作名詞“夾子,陷阱”講時是可數(shù)名詞;作動詞時,意為“攔住,設(shè)陷阱捕捉;誘捕”。5.explodev.突然增加[教材原句]Itturnedoutthattheydevelopedanimmunitytothevirus,andtheirnumbersexplodedonceagain.(P51)結(jié)果它們對這種病毒產(chǎn)生了免疫,它們的數(shù)目再次猛增語境巧練[單句語法填空](1)Tomysurprise,thepopulationofthewildanimals

(explode)sincetwoyearsago.

(2)The

(explode)ofthechemicalplanthaspoisonedmanylocalresidents.

hasexplodedexplosion[小話題寫作](3)活火山隨時都有可能爆發(fā)。Anactivevolcano

.

考點必記explodewithanger勃然大怒explosionn.爆炸(聲)[名師點津](1)explode的基本含義是“爆炸”,主要指炸彈、油箱、鍋爐等的內(nèi)部能量突然釋放;引申為“迅速擴大,激增”。也可用來指人“勃然大怒”“破除”等。作“破除”講時,其賓語多為理論、信念等抽象名詞。(2)explode既可作及物動詞,也可作不及物動詞。mayexplodeatanytime6.owev.應該做;對……負有……的義務[教材原句]Thisinterventionisalong,much-delayedendingtoasadstory,butwehumansoweittotheislandtogiveitahappyending.(P51)這種干預需要耽擱很久才能結(jié)束這個悲劇故事,但是我們?nèi)祟愑胸熑谓o這個島嶼一個美好的結(jié)局。語境巧練[單句語法填空](1)IfIhaveimprovedinanyway,Ioweitall

you.

(2)Weowe

tosocietytomakeourcountryabetterplace.

[小話題寫作](3)為這部車我們還欠著100美元。Westill

forthecar.

[翻譯句子](4)我應向他道歉。toitoweonehundreddollars

Iowehimanapology.考點必記oweitalltosb一切都歸功于某人owesthtosb把某事歸功于某人owesbanapology該向某人道歉oweittosbtodosth做某事是某人的責任owesbforsth因為某事欠某人錢[名師點津]owe表示“欠某人債,應該向(某人)付出”,引申為“某人對他人、國家負有感激義務等或某人把發(fā)現(xiàn)、原理、成就等歸于他人”。owe用作及物動詞,其后接名詞或代詞作賓語,也可接雙賓語。comparisonby[句式升級](3)Wearelivingahappylife,incomparisonwiththepeoplelivinginthe1960s.(升級為過去分詞短語作狀語)→

thepeoplelivinginthe1960s,wearelivingahappylife.

Comparedwith/to考點必記incomparisonwith和……相比bycomparison通過對比comparev.比較,與……類似compareAwithB把A和B進行比較compareAtoB把A比作Bcomparedwith/to與……相比8.onbehalfof代表[教材原句]Itismygreatpleasuretogivealecturehereon

behalf

oftheBeatOnewithNatureAssociation.(P56)我很高興代表“天人合一組織”發(fā)言。語境巧練[單句語法填空](1)Hespoke

behalfofallthemembersofthefacultyandstaff.

(2)Heacceptedtheinvitationonbehalf

thewholeclass.

[小話題寫作](3)我將代表全體畢業(yè)生講話.I’llmakeaspeech

.on

ofonbehalfofallthegraduates考點必記onbehalfofsb=onsb’sbehalf做某人的代表inbehalfofsb=insb’sbehalf做某人的代表或代言人represent作動詞,意為“代表”。[寫作佳句]On

behalf

ofthestudentsinmyclass,Iexpressourgratitudetoyouforallyouhavedoneforus.我代表我們班的同學,感謝您為我們所做的一切。9.endangeredadj.瀕臨滅絕的[教材原句]AlthoughendangeredelsewhereinChinaduetotheinvasionofforeignspecies,thebeesofShennongjiahavecoexistedwiththelocalpeopleforcenturies.(P57)雖然由于外來物種的入侵,這種蜜蜂在中國其他地區(qū)瀕臨滅絕,但是神農(nóng)架的蜜蜂卻與當?shù)厝斯蔡幜藬?shù)個世紀。語境巧練[單句語法填空](1)Manyoftheearth’sanimalshavealreadydiedout;andseveralotherspecies

(endanger).

(2)Icyroadsareahidden

(endanger)tomotorists.

(3)Itwasa

(danger)climb,buttheybraveditout.

[小話題寫作](4)我們應該竭盡全力挽救瀕臨滅絕的物種。Weshouldtryourbest

.

endangereddanger

dangeroustosaveendangeredspecies考點必記dangern.危險endangerv.使面臨危險,危害dangerousadj.危險的indanger處于危險之中[名師點津]endangered作“瀕臨滅絕的”講時,在句中作賓語、表語和補足語等。隨堂鞏固遷移運用Ⅰ.單句語法填空1.Theproblemsgrew,

(multiply),andcomplicatedbeyondallreason.

2.Hedidnotwanttoknowwhatrumoursyouhadheardabouthim

(subsequent).

3.Hespentalotofmoneyinsatisfyingtheappetite

excitementandamusement.

4.Hewasexaminedagainandthenwasgivenadifferent

(herb)medicine.

multipliedsubsequentlyforherbal5.Manymeasureshavebeentakentosave

(endanger)wildlifeinChina.

6.Oilpricesfellthisweektotheirlowestlevelinfourteenmonths,

(apparent)becauseofover-production.

7.Theliftbrokedownandwewere

(trap)insideit.

8.Moneywasplentiful,and

(rare)didanyoneseemverybotheredaboutlevelsofexpenditure.

9.We’vegotstablelabor,

(decrease)interestrates,andlowoilprices.

endangered

apparently

trappedrarely

decreasing10.Oatsprovidegood,

(nutrient)foodforhorses.

11.Theoriginofthisnationiswrappedinprofound

(mysterious).

12.Forwomen,the“

(biology)clock”governsthetimeforhavingchildren.

13.Thereisno

(compare)betweentheknowledgeandskillofsuchaplayerandtheordinarycasualparticipant.

14.Thispolicyhasledtoa

(dramatically)increaseinpopulation.

15.He

(greet)byhismother,herredhairwildlystreaming.

nutritiousmysterybiological

comparisondramaticwasgreetedⅡ.選詞填空1.Inabsoluteterms,wageshaverisen,butnot

thecostofliving.

2.HesaidsalmonexportshadbeenfuelledbyagrowingChinesemiddleclasswho

thefish.

3.Butwehavemanaged

ouroppositionforyears.

4.

allthestudentshereIwanttothankyouforyourhelp.

5.Alocalnewspapersaidthatcrimewas