Unit3ConservationTopicTalk詞匯課件高中英語(yǔ)北師大版選擇性

選擇性必修一Unit3ConservationTopicTalk詞匯by:Emily1.conservationn.保護(hù)；管理；節(jié)約

conservev.保護(hù)；節(jié)約

conservativeadj.保守的；守舊的

①Environmental_____________(conserve)hasbeenahottopicinrecentyears.②節(jié)約用水至關(guān)重要。

___________________________________.conservationConservationwaterisofgreatimportanceconversation交談；談話2.destroy

v.破壞；毀掉

destruction

n.破壞，摧毀

destructive

adj.破壞性的

destroynature毀壞自然

易混詞對(duì)比：

destroy-destroyed-destroyed3.plastic

n.塑料

adj.

塑料制的

plasticwaste

塑料垃圾

plastics

n.塑料;整形外科

4.recycle=re+cycle

v.再回收；回收利用

recyclable

adj.可回收的

unrecyclable

adj.不可回收的

①Weallneedtorecycleandreducetheamountofwasteweproduce.

②cutdowntheuseofunrecyclableplastic.

5.informative

adj.有教育意義的

information

n.

信息

inform

v.通知

informsbof/informsbthat通知，告知Thelecturewasreally___________(inform).

informative6.threat

n.威脅;構(gòu)成威脅的人/事（常用復(fù)數(shù)）

threaten

v.威脅

threateningadj.帶威脅的，恐嚇的

threatenedadj.受到威脅的①Theuseofoilandcoalisoneofthebiggest________(threat)toourplanet. ②Wildlifehasbeengreatly___________(threat)inthemodernage.

threatsthreatened7.switch

v.轉(zhuǎn)換，改變n.轉(zhuǎn)換，改變;開關(guān)

switchoff

關(guān)上（電燈、電視等）=turnoff

switchon

打開（電燈、電視等）=turnon

switchover

改變轉(zhuǎn)換

Heswitchedtheconversationfromonesubjecttoanother.

他轉(zhuǎn)變了話題。

8.havearole

起某種作用

playapart/rolein

在…中扮演角色/起作用

doone’spart盡自己的職責(zé)①Weallhavearoletoplayinprotectingtheenvironment.Ifwealldoourpart,wecanliveahealthierlifeonEarth.②Chinaisplayinganincreasingly（越來越）

important

part/roleinsafeguardingworldpeace.

9.illegally

adv.非法地，違法地

illegal

adj.非法的

legaladj.合法的legally

adv.合法地①It’sillegaltoreadpeople’sprivateletterswithoutpermission.②Manyanimalsareillegallyhuntedforsomethingtheyhave.

10.

hunt

v.獵殺，獵取

hunter

n.獵人

huntfor

搜尋

huntforajob/lostwalletWhalesarestillbeinghuntedandkilledintheArctic.

11.extinct

adj.滅絕的，絕種的

extinctionn.滅絕

①Wemustprotecttheseendangeredanimalsbeforetheybecomeextinct.②Sadly,manyspecieshavebecomeextinctandmanyareindangerofextinction.12.incredibly

adv.非常地，極端地;難以置信地

incredibleadj.難以置信的

urgent

adj.緊急的，急迫的

urgentlyadv.緊急地，急迫地

urgencyn.緊急,急迫anincrediblyurgentmatter

非常急迫的事Exercise1.WhenNataliereturnedtoRockawayafterthehurrican,shefoundthatherneighborhood___________(destroy).2.Humansalso_________(threat)carnivorousplantsinotherways.

人類還以其他方式對(duì)食肉植物產(chǎn)生威脅。3.Iwill________________(盡自己的職責(zé)）tohelpcleanupthepark.4.Theactofselling________(legal)orwithoutpermissionisn’tallowed.wasdestroyedthreatendomypartillegally5.Whenyouhunt______ajob,itisnotyourbookknowledgebutyourexperiencethatmattersmore.6.Asaresult,theworld’sforestsareno