北师大版高考英语一轮复习选择性必修第1册UNIT3 CONSERVATION课件

这是一份北师大版高考英语一轮复习选择性必修第1册UNIT3 CONSERVATION课件，共60页。PPT课件主要包含了item，threat ，illegally，decade，extinct，incredibly，urgent，species，mass，restore等内容，欢迎下载使用。

1.(动作描写)(2020·浙江卷) yung male plar bear wh was playing in a nearby lake sniffed，and smelled ur garlic bread.2.(心理描写)(2020·全国卷Ⅲ)I d knw hw upset the shp staff can get，but I try t persuade them t keep smiling.3.(人物描写)(2022·汕头市模拟)She was ne f the friendliest peple in schl，with shiny black hair and a mile-wide smile.
(2022·南通市联考)Jrdan felt embarrassed，but he pretended nt t hear.He quickly paid fr all his gds and rushed ut f the supermarket，leaving the wman staring at him frm behind.He lked at his watch and imagined that he wuld make it with gd luck.He quickly adjusted his scarf and disappeared int the mist like a gust f wind.
语基自查自测·巩固验收
1.____ n.一项，一条2.___________ adj.有教育意义的；知识性强的3.______n.威胁；(灾难等坏事)发生的可能4._________ adv.非法地，违法地5.______ n.十年，十年期6._______ adj.灭绝的，绝种的7.__________ adv.非常地，极端地8.______ adj.紧急的，急迫的
9._______ n.物种，种10.____ adj.大量的11._______ vt.(使)恢复12.________ n.减少；减少的量vi.&vt.减少13._____ vt.责怪，指责14._________ adj.现实的，实际的15._____ vt.声称；断言；主张 n.声称；(根据权力而提出的)要求16.______ vi.相联系，有关联
1.Sme peple may think that a garden is n mre than plants，flwers，patterns and ______ (mass)f bk is t lng but，nnetheless，___________(infrmatin) and measures have played a vital rle in _________(restre) the species will be extinct in a few _______ (decade).
5.T make the training _________ (real) the simulatin perates in real mney culd be better spent n __________(urgent) peratin is beginning t try t save a species f crcdile frm__________(extinct) are becming mre sensitized t the dangers ______________(threaten) the the _____(item) are nt satisfactry，yu will get yur mney back.
threatening
1.cnserve v.保存；保护；储藏→____________ n.保护→____________ adj.保守的；守旧的2.recycle vi.&vt.再利用，回收利用→__________ adj.可回收的→____________ adj.不可回收的3.danger n.危险→_________ adj.危险的→________ vt.危及→__________ adj.濒危的
cnservative
unrecyclable
4.cnsume vt.消费；消耗；吃完→________ n.消费者→___________ n.消费；消耗5.cllect vt.收集，采集→__________ n.收集；收藏品；专辑6.anxiety n.忧虑，担心→_______ adj.焦虑的，不安的→_________ adv.焦急地；焦虑地
7.anny vt.打搅；使烦恼→_______ adj.烦恼的，生气的→________ adj.使烦恼的→_________ n.烦恼8.destry vt.破坏；毁掉→___________ n.破坏；毁掉→_________n.破坏者
1.___________ materials must be ________ in rder t prtect ur envirnment.(recycle)2.The fd n ffer is unfit fr human ___________，s its _________ shuld be animals.(cnsume)3.Up t nw，he has _________ a large __________ f stamps abut animals.(cllect)4.T her _________，the ________ news that she failed the exam made her parents very _______．(anny)
5.He was interested in wildlife ____________ and he prpsed the lcal gvernment shuld intrduce sme tugh new laws t ________ wildlife in the area.(cnserve)6.Lk ut! There are sme _________ animals in the area，including Suth China Tiger，which is an __________ species.(danger)7.Her husband sat utside the labratry，_________ awaiting the result f the medical tests and his _______ led her t feel mre upset.(anxius)
1.d ne's part尽自己的职责2.die ut 消失；绝迹，灭绝3.wipe ut彻底毁灭4.be t blame (对某事)负有责任5.be at risk处境危险，受到威胁6.set ut开始做某事，着手进行7.be related t与……有关联
8.fr instance例如9.sum up概括，总结10.take actin采取行动11.take steps采取措施12.in shrt总之13.d away with废除14.get stuck in陷入
1.T _____，we shuld frm the habit f using mbile phnes gvernment has ______ t make many needed refrms in the past ught t ___________ t make steady _______ the resistant frce，they declared that they had put arms including advanced tanks and fighter planes in place.
d their part
5.Many scientists say we are nw entering the Earth's sixth mass extinctin.This time，human activities will had discvered that this nble family had ______and was ，000 peple were________early death ver the next 20 years，the study said.
at risk f
nt have achieved
Over the last few years
With prices ging up s fast
考点探究归纳·多维讲练
1　threat n.威胁；(灾难等坏事)发生的可能
练中回想——语法填空①Being stuck in a big fire is __________，and we are __________ with it.(threat)②He is unlikely t be _ threat t the Spanish players in the final.③David threatened ________ (reprt) his neighbur t the plice if the damages were nt paid.
完美写作——完成句子Since _____________________ (我们仍然受到威胁)，we really admire them fr their curage and cntributin.
we are still under threat
练后归纳——搭配拓展◎a threat构成威胁的人或事物under threat受到威胁◎threaten v.威胁；恐吓；威胁到，危及threaten t d sth.威胁做某事◎threatening adj.威胁的；恐吓的
语料输入——必备素材take threats f this kind very seriusly对这类威胁非常重视the cluds threatened rain 乌云密布预示大雨将至
2　switch [课本义]vi.&vt.转换，改变[增补义]vt.交换；调换；对调n.改变；转变；开关；闸
练中回想——语法填空①Switch ___ the TV befre yu g ut.②She switched __ the lamp because it was dark.③We asked them if they wuld switch places ____ us.
完美写作——完成句子①As far as I knw，he started studying histry but then __________________________(转为建筑学)．②__________________________ (一定要把灯关掉) when yu leave the ffice.
switched ver
t architecture
Be sure t switch ff the light
练后归纳——搭配拓展switch ff切断(电源、气体等)switch n打开(开关)；接通(电源等)switch (frm...) t...(从……)转变成，(从……)转换到switch sth.with sb.和某人交换某物
语料输入——必备素材switch her attentin t films她把注意力投向电影业encurage cmpanies t switch frm cal t cleaner fuels鼓励企业转向使用比煤更清洁的能源
3　urgent adj.紧急的，急迫的
练中回想——语法填空①The reprt urged that all children ________________(teach) t swim.②He denunces peple wh urge him ________(change) his ways.③I need nt press n yu the _______(urgent) f the matter.完美写作——完成句子____________________ (迫切需要)fr qualified teachers.
(shuld) be taught
There is an urgent need
练后归纳——搭配拓展◎urge v.催促；力劝；强烈要求urge sb.t d sth.敦促某人做某事urge that sb.(shuld) d sth.敦促某人做某事urge sth.n sb.向某人提出/力陈某事◎urgency n.紧急的事
语料输入——必备素材an urgent appeal fr infrmatin 紧急呼吁提供信息an urgent phne call一个紧急电话
4　decrease n.减少；减少的量vi.&vt.减少
练中回想——语法填空①Reactivity is an increase in negative emtins r__decrease in psitive emtins.②Last year the number f independent firms decreased ____ 198 t 96.③The crime rate in this area has decreased __ the lwest level nwadays.
完美写作——完成句子Because f human activities，the number f sme rare animals _______________(正在减少)．
is n the decrease
练后归纳——搭配拓展◎decrease t...减少到……decrease by...减少了……decrease 从……减少到……◎n the decrease正在减少n the increase正在增加
语料输入——必备素材decreased frm 210 t 160 this year今年人数从210减少到160a decreasing ppulatin逐渐减少的人口be decreasing by 1.4% each year...正在以每年1.4%的速度下降
5　blame [课本义]vt.责怪，指责[增补义]n.责任；责备；指责
练中回想——语法填空①If that happens，the cach will take ___ blame fr it.②Yu are nt _______ (blame)．I can't put the blame __ yu.③Yu shuldn't blame Jhn ___ the failure.＝Yu shuldn't blame the failure __ Jhn.
完美写作——句式升级(普通表达)Alice was in lw spirits because she was blamed fr the breakdwn f the schl cmputer netwrk.(高级表达)________________________________________________，Alice was in lw spirits.(过去分词短语作状语)
Blamed fr the breakdwn f the schl cmputer netwrk
练后归纳——搭配拓展◎blame 因……而指责某人；把……归咎于某人blame sth.n sb.把某事归咎于某人be t blame (fr sth.)(为某事)承担责任；(因某事)该受责备(主动形式表被动意义)◎take/deserve the blame fr...对……负责；为……承担责任put/lay the blame fr sth.n sb.把某事推到某人身上/归咎于某人
语料输入——必备素材blame the accident n dangerus driving把事故原因归咎于危险驾驶blame neself fr what happened为发生的事责怪自己
6　relate [课本义]vi.相联系，有关联[增补义]vt.使有联系；把……联系起来；叙述；讲述
练中回想——语法填空①We must relate these principles __ ur everyday wrk.②I am nt _______(relate) t him in any way.③It's unfrtunate when a father and sn can't relate __ each ther.
完美写作——一句多译你应该把与这个问题有关的所有信息都写下来。①Yu shuld write dwn all the infrmatin_______ the prblem.(relate)②Yu shuld write dwn all the infrmatin __________ the prblem.(relatin)
in relatin t
练后归纳——搭配拓展◎related adj.有关系的，相关的be related t 与……有关系◎向……讲述；把……联系起来relate t...和……有关联◎relatin n.联系，关系in/with relatin t与……有关；涉及；与……相比
语料输入——必备素材be related t prductivity和业绩挂钩relate her childhd experiences t me向我讲述了她童年的经历have sme cmments t make in relatin t this matter关于这件事有几点看法
7　claim [课本义]vt.声称；断言；主张n.声称；(根据权力而提出的)要求[增补义]n.索赔
练中回想——语法填空①Yu culd have claimed the cst f the htel rm ____ yur insurance.②He entered the manager's ffice and made a claim ___ higher pay.③Dctrs claimed ________________ (discver) a cure fr the disease.
t have discvered
完美写作——完成句子________________(据称)humr nt nly affects patients' mds，but can actually help them recver faster.
It is claimed that
练后归纳——搭配拓展◎claim sth.要求获得某物；认领claim t d/be...声称要做/是……claim that...声称，断言claim t have dne...声称做了……◎make a claim fr要求……；提出，主张
语料输入——必备素材claim a majr breakthrugh in the fight against cancer宣称攻克癌症已有重大突破claim damages frm the cmpany fr the injury 因受伤向公司要求获得赔偿金
8　die ut 消失；绝迹，灭绝
练中回想——语法填空①As the regin is becming htter，this kind f grass is dying ___．②Their chatter and laughter die ____ as the grup rushed ut f the classrm.③When all the guests had left，the whle huse died _____．④We need t take actin befre all the endangered animals died ___．
完美写作——完成句子As a result，_______________________________(这些濒危的动物可能会灭绝)．
these endangered animals may die ut
练后归纳——搭配拓展die away逐渐减弱，逐渐模糊，逐渐消失die dwn逐渐降低，逐渐平息die ff相继死去die f死于(内因)die frm死于(外因)
语料输入——必备素材many species will sn die ut if we dn't take actin如果我们不采取行动，许多物种将很快灭绝her patience started t die away她逐渐失去耐心
9　be at risk 处境危险，受到威胁
练中回想——语法填空①He jumped int the river __ the risk f lsing his life.②I didn't want t take/run the risk f _______(leave) Jhn alne.③He wrked hard，fr he culdn't risk ______(lse) the gd jb.＝He wrked hard，fr he culdn't take/run the risk __ lsing the gd jb.
完美写作——完成句子He had shwn himself careless f persnal safety where the life f __________________________(他的同事身处危险时)．
his clleagues might be at risk
练后归纳——搭配拓展◎at the risk f...冒……的危险take risks/a risk冒险put ne's life at risk冒生命危险◎risk ding sth.冒险做某事risk ne's life t d sth.冒着生命危险做某事
语料输入——必备素材be at risk f infectin冒着被感染的风险be at risk frm flding遭到洪水侵袭的危险have n right t take risks with ther peple's lives 没有权利拿别人的生命去冒险
10　set ut [课本义]开始做某事，着手进行[增补义]动身；启程
练中回想——语法填空①We set ut _______(paint) the whle huse but finished nly the frnt part that day.②When the meeting was ver，he set abut _______ (write) a reprt abut it immediately.③Mary wuld always set ______new ideas that ccurred t her.
完美写作——词汇升级(普通表达)Cnsidering his health，I advise him t save an hur r tw each day t wrk ut.(高级表达)Cnsidering his health，I advise him t ________ an hur r tw each day t wrk ut.
练后归纳——搭配拓展set abut sth./ding sth.着手某事/做某事set aside把……放置一旁，不理会；留出set back妨碍；阻碍set dwn把……放下来；写下；记下set in(气候，季节等)开始set ff动身，出发；发射；使爆炸set up创立
语料输入——必备素材set ut t search fr his pet cat出门去找他的宠物猫set aside an hur a day fr review purpse每天留出一小时用于复习set ff at a cracking pace迅速地出发set abut finding a slutin着手寻找一个解决办法
11　[教材原句]Withut frests，we wuld have n air t breathe，and withut clean water we wuld be unable t survive.没有森林，我们就不能呼吸空气；没有干净的水，我们将无法生存。
练中回想——语法填空①Withut diverse creatures and plants，ur glbe _______(be) less interesting.②Mr Brwn gave me a helping hand.Otherwise，I wuld_______ (get)int great truble.③But ___ yur advice，I wuld have n way t deal with the prblem.
完美写作——完成句子But fr a knee injury，________________________________________(他今天将参加篮球比赛)．
he wuld take part in the basketball match tday
练后归纳——搭配拓展◎withut引导含蓄虚拟语气既可表示与现在事实相反的假设(主句中用wuld/culd/might/shuld d)；也可表示与过去事实相反的假设(主句中用wuld/culd/might/shuld have dne)。◎有类似用法的还有：with，therwise/r(否则)，but fr(要不是)等。
语料输入——必备素材But fr the careful preparatin，ur prject wuldn't have prgressed s smthly.要是没有精心的准备，我们的项目不会进展这么顺利的。
12　[教材原句]Strms have been getting wrse everywhere t，with mre hurricanes hitting the US and Central America.暴风雨愈发肆虐，越来越多的飓风袭击美国和中美洲。
练中回想——语法填空①I wn't be able t g n hliday with my mther _____(be) ill.②She was thinking fr a while with her eyes _____(fix) n the picture.
完美写作——句式升级(普通表达)As he had a lt f wrk t d，he wasn't allwed t g ut.(高级表达)___________________，he wasn't allwed t g ut.(用with的复合结构)
With a lt f wrk t d
练后归纳——搭配拓展with的复合结构，形式为with＋宾语＋宾语补足语，这一结构在句中可作状语也可作定语。在这一结构中，作宾补的可以是形容词、副词、介词短语、动词-ing形式、过去分词短语、不定式等。
语料输入——必备素材With ideals in mind，yur life will never lse its directin，which is like a twer in the dark.有理想在心头，你的生活就永远不会迷失方向，它就像黑暗中的灯塔。
Ⅰ.用所给词的正确形式填空。1．It _________(claim) that anther three astrnauts will be sent int space next mnth.2．In fact，he was really _______(blame) fr his careless driving.3．At the risk f ____________(scld)，he drve his father's car t schl.4．All the afternn he wrked with the dr ______ (lck)．
being sclded
5．Much f the crime in this area is _______(relate) t drug abuse.6．Withut the hybrid rice cultivated，many peple _____________(die) frm hunger in the past.7．Hwever hard he wrks，he wn't be recgnised as a success，which is really ________(anny)．8．He has been living in this cuntry _________ (legal) since May 2012，with n visa.
wuld have died
Ⅱ.在空白处填入一个适当的词。1．It is his lack f self-discipline that is related __ his being fired by the cmpany.2．Yu are required t sum __ the main idea f the passage with a maximum f 6 wrds.
3．The number f teaching staff members in this schl has decreased __ 700 persns.4．We need t switch ___ the cell phne and leave the children t play by themselves.5．Withut what yu had dne fr me，I _____never be a successful businessman.
Ⅰ.用所给词的正确形式填空。1．He even received a medal frm the Chinese gvernment fr his ____________ (cnserve) effrts.2．It was the mst extreme example f_______ (cruel) t animals I had ever seen.3．He _______(wrap) the package in brwn paper and tied it with string.
4．His car turned ver and caught n fire and yet，________(incredible)，he escaped unscathed.5．We waited with _______ (anxius) fr the news f her safe arrival.6．We shuld raise _________ (aware) f prtecting ur envirnment.
Ⅱ.在空白处填入一个适当的词。1．A vlcanic eruptin nearly wiped ___the small island f Mntserrat in 1997.2．These measures have had__vital rle in restring the ecnmy.3．They are still hunting ___ the missing by，wh disappeared last Sunday after attending his friend's birthday party.
4．The cuntry needs new leadership if she is t play a rle __ future develpment.5．There are jbs mre dangerus than truck driving，___ instance，training lins.
Ⅰ.熟词生义(选出黑体词在句中的汉语意思)1．(2022·新高考卷Ⅰ)I stuck the chicken in the freezer.__A．戳　　　B．插入　　　　C．放置
2．(2021·浙江1月卷)At first I gt jammed just abve my eyes and then，as I went n with my task，unwilling t quit，my nse briefly prevented entry.__A．动弹不得；卡住了B．塞入；塞进C．即兴演奏
3．(2020·全国卷Ⅰ)The engineers are als trying t develp an n and ff“switch” where the glw wuld fade when expsed t daylight.__A．改变　　　B．(铁路的)道岔　　　　C．转换器4．(2020·江苏卷) als began t find smething else，a cllectin f scientists，usually brilliant，ccasinally half-mad，wh made the discveries.__A．收藏品　　　B．一群人　　　　C．募集
Ⅱ.长难语句(分析句子的结构并将句子翻译成汉语)1．(2022·新高考卷Ⅰ)Staff in care hmes have reprted a reductin in the use f medicine where hens are in use.化繁为简　本句为主从复合句。主句是Staff in care hmes have reprted a reductin in the use f medicine；关系副词_____引导限制性定语从句修饰 care hmes，且在从句中作状语。[尝试翻译]养老院的工作人员报告说，在使用母鸡的地方，药物的使用有所减少。
2．(2022·新高考卷Ⅰ)I am dwn there in my wheelchair in the mrning letting the hens ut and dwn there again at night t see they've gne t bed.化繁为简　本句为______结构的简单句。and 连接两个并列表语，letting the hens ut 作____状语，t see they've gne t bed 为____状语。[尝试翻译]我早上坐着轮椅下去让母鸡出窝，晚上再下去看它们睡觉。
3．(2021·新高考卷Ⅰ)The staff is friendly and helpful，prviding yu with a map f the city when yu arrive，and ffering advice if yu require sme.
化繁为简　本句是简单句。主句为_____________________________，两个非谓语动词短语prviding...和ffering...作____，其中两个非谓语动词短语中都含有一个从句，分别是________从句when yu arrive和________从句 if yu require sme。[尝试翻译]工作人员是热情且乐于助人的，在你到达时会给你提供一张城市地图，如果你需要的话会提供建议。
The staff is friendly and helpful
短文中黑体部分为本单元核心知识点，请在空白处填入1个适当的单词或括号内单词的正确形式，并背诵该短文。In ur Earth's histry，there have been five times 1.____ life n Earth has almst ended.The third mass extinctin 2.______(kill) 90% t 96% f all species and the fifth event caused the 3._____(die) f the
dinsaurs.The reasns fr extinctins are varied.The natural reasns include vlcanic eruptins，asterids hitting the Earth frm space，changes in sea levels，the decrease 4.__ the xygen cntent f the sea and 5.______(glbe) warming.This time，man will be t blame 6.___ the Earth's sixth mass extinctin.Air and water pllutin，frests being destryed，factry farming and verfishing are causing species t die
ut 1，000 times 7.______(fast) than nrmal.We ught t take actin t avid a 8._____(six)extinctin nw，which means we have t save 9.__________(endanger)species，change hw we wrk and travel and imprve ur farming methds t reduce water，air and land pllutin.In shrt，if we want t survive，we need t stp 10.__________(destry) the planet that we live n and start t prtect it.
Step 1.要点提示(利用本单元知识补全所给英文句子)①每天我们会碰到交通阻塞，抵达工作地点或者学校时感到心力交瘁、心烦气躁。We __________ traffic jams and arrive at the wrkplace r schl，___________，tired and angry，every day.
get stuck in
stressed ut
②和真正的社会损失相比，个人的愤怒和焦虑根本不值一提。______________________are nthing __________the real csts scially.
Persnal anger and stress
③在过去的二十年里，路上行驶的汽车数量增加了25%。In the last 20 years，the number f cars n the rads ___________ 25%.④在过去十年中，平均每年有2 500人死于交通事故。Over the last decade，vehicle accidents have caused ___________ 2，500 deaths every year.⑤来自汽车发动机的各种类型的温室气体导致全球变暖和气候变化。Varius types f greenhuse gases frm car engines __________________________________．
has gne up by
an average f
lead t glbal warming
and climate change
⑥每年有近3万人死于空气污染，并且有些癌症与交通污染有关。Almst 30，000 deaths per year are caused by air pllutin and sme types f cancer ____________ traffic pllutin.⑦我们应当立刻采取行动——迈开你的腿，乘坐公共交通工具和与他人拼车。We shuld __________ at nce—using yur legs，using public transprt and __________________________．
are related t
sharing cars with smene else
Step 2.衔接成文(利用恰当的过渡衔接词语连句成篇)We get stuck in traffic jams and arrive at the wrkplace r schl，stressed ut，tired and angry，every day.But persnal anger and stress are nthing cmpared t the real csts scially.In the last 20 years，the number f cars n the rads has gne up by 25%.Over the last decade，
vehicleaccidents have caused an average f 2，500 deaths every year.Varius types f greenhuse gases frm car engines lead t glbal warming and climate change.Almst 30，000 deaths per year are caused by air pllutin and sme types f cancer are related t traffic pllutin.S we shuld take actin at nce—using yur legs，using public transprt and sharing cars with smene else.
Step 1.储备词汇(记牢本单元可用于描写的词汇)
Step 2.尝试练笔(翻译下面的续写小片段)请从以上语料中选择合适的词汇，并用适当的过渡词完成以下语段。Cinderella住在一个历史悠久、风景优美的小镇上。然而，她最近对一些现象感到恼火。无论她走到哪里，她都会看到各种各样的塑料包装、坚果壳和雕刻在墙壁和树木上的字。此外，镇上还经常有交通堵塞。她对小镇感到焦虑，Cinderella去年开始和其他环保人士一起清理垃圾。她没有把污染归咎于游客，而是决定用自己的行为来影响他人。