1、UNIT4 Natural DisastersNatural disasters are merciless,but people are merciful.enjoy the fun of expressing themselves in EnglishIn this unit,you will12345master the usage of some important words and expressions.learn the method of constructing knowledge trees through self-study and cooperative learn
2、ingbe more willing to participate in class with passionObjectives:Period1Vocabulary Period1Vocabulary damageaffectruinshockdeathtrapeffortdelivereffectbreathe10123456789puzzle词类转换damaging adj.造成伤害的；产生不好影响的 damage n.U对物体或身体的损坏damagespl.n.损害赔偿金用法cause/do damage to.对.造成损害damage ones health 损害健康1damage运
3、用1.If your ID card no longer works or _(damage),you should call into the Student Administration Centre(SAC)to request a new one(2020天津卷改编)2.Smoking can severely _(损害健康).3.The earthquake _ the country.(造成巨大的损害).has been damageddamage your healthcaused great damage to1damage词类转换dead adj.死亡的；去世的 deadly
4、 adj.致命的；致死的 die(died,died,dying)v.死；死亡；用法bleed/burn/starve etc to death 流血而死/烧死/饿死be bored/scared/frightened etc to death无聊，吓得要死die out 灭绝；逐渐消失 die off 相继死去be dying for/to do sth.渴望得到/渴望做某事2death运用1.You may drink,smoke,be overweight and still reduce your risk of _(die)early by running(2018全国改编)2.He
5、 drove at a speed which frightened Leonora _death.(吓得要死)3.These species have nearly_(灭绝)because theirhabitat is being destroyed.dyingtodied out2death词类转换affected adj.做作的，不自然的(not sincere or natural)unaffected adj.未改变的，未受影响的，举止自然的(褒)affection n.喜爱；慈爱；挚爱用法3affectaffect sb./sth.影响某人/某物be greatly affect
6、ed by被.深深打动运用1.Athletes and scientists have long known that meal timing_(影响)performance(2020江苏卷改编)2.Those kinds of changes could_(affect)the food chain.(2019北京卷改编)3.More than seven million people _(affect)by drought.affectshave been affectedaffect3affect词类转换ruined adj.建筑物毁坏了的，严重受损的ruinous adj.破坏性的；毁
7、灭性的；导致破产的 ruinously adv.毁灭地，败坏用法come to ruins 毁灭ruin ones health 损害某人的健康lie in ruins 破败不堪，一片废墟ruin ones hope 使某人的希望破灭4ruin运用1.Who would want _ their good workout by eating junking food?(2018全国卷改编)2.Who hasnt received an email so annoying that it_(ruin)an entire day?(2020全国卷改编)3.His career is in_(rui
8、n)ruinsruinedto ruin4ruin词类转换shocked adj.感到震惊的 shocking adj.令人震惊的 shockingly adv.令人震惊地；极度地用法be shocked at 对.吃惊be shocked to do sth.做某事很吃惊in shock 震惊5shock运用1.The news of his sudden death is so_(shock)that everyone is_(shock)at it very much2.I was so _(shock)to hear that our factory would have to be
9、forced to close.3.People_(shock)that the UFO was flying over the city.shockingshockedshockedwere shocked5shock词类转换trapped adj.受困的，受限制的trapper n.（尤指为获取皮毛的）设陷阱捕兽者 trappings n.(权力,财富,工作等带来的)装点之物，额外实惠用法be trapped in困在.中；陷在.中trap sb.into(doing)诱使某人做某事fall into a trap落入圈套/陷阱6trap运用1.We succeeded in our fi
10、eld of specialization and then _(trap)in it(2019天津卷改编)2.A rescue worker risked his life saving two tourists who _(trap)in the mountains for two days.(2018北京)3.That big boy always_(哄骗其他孩子做事)for him.trappedhad been trappedtraps other children into doing things6trap词类转换breath n.呼吸breathless adj.气喘吁吁的，屏
11、息的 breathlessly adv.气喘地，屏息地用法hold ones breath 屏住呼吸out of breath 气喘吁吁，上气不接下气catch ones breath 喘口气take a deep breath=breathe deeply深呼吸7breathe运用1.Still,most of us volunteers_a sigh of relief when the season comes to a close(2019全国改编)2.If the air youre _(breathe)is cleaning,then the air is filled with
12、life-giving,energizing oxygen.(2019全国)3.He _(屏住呼吸)while the results were read out.breathebreathingheld his breath7breathe词类转换effortless adj.不需要费力的effortlessly adv.不需要费力地 用法make an effort to do sth.努力做某事with great effort 努力；费力spare no effort to do sth.不遗余力地做某事It takes effort to do sth.做某事需要努力8effort运
13、用1.With their patience and _(effort),they successfully developed a combination of artificial breeding(人工繁殖)and natural reproduction.2.She took a deep breath and sat up slowly_(费力地)3.The local clubs are_ to interest more young people.(正在努力)effortswith great effortmaking an effort8effort词类转换deliveranc
14、e n.拯救，解救(The state of being saved from harm or danger)delivery(plural deliveries)n.递送，分娩用法deliver a baby接生deliver sth.to sb.投递/传送某物给某人be delivered of(give birth to)分娩，生deliver a speech/lecture/address etc 发言/授课/讲话等9deliver运用1.Once the book youve requested _(被递送)to the nearest branch,they will infor
15、m you by e-mail.(2020.天津卷改编)2.Eye contact is very important when_(发表演讲)in public.3.She _ a healthy baby boy.(birth)She _ a healthy baby boy.(deliver).delivering a speechgave birth to9deliveris deliveredwas delivered of词类转换effective adj.有效的；产生预期效果的effectively adv.有效地；事实上；实际上 effectiveness n.有效性用法10ef
16、fecttake effect 见效，开始起作用bring/put sth.into effect使生效；实行；实施come into effect生效；开始实施 in effect 有效have an/some/little/no effect on对.有/有一些/几乎没有/没有影响运用1.Favorable policies are_(有效)to encourage employees professional development(2019江苏卷改编)2.The agreement signed between the two companies last week_.(将很快生效)3
17、.One of the most _(effect)ways to reduce stress is to talk about feelings with someone you trust.in effectwill come into effect sooneffective10effectdamagedeathaffectruinshocktrapbreatheeffortdelivereffectConsolidation:Describe your feelingsMemorize new words and choose at least three words to make sentences.Homework:THANKS!
