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Lesson4DontSmoke,Please!,课前自主预习,课堂互动探究,Unit1StayHealthy,课前自主预习,Lesson4DontSmoke,Please!,smoke,harmful,harm,law,risk,Lesson4DontSmoke,Please!,public,在任何的时候；无论何时,有人；某人,病；疾病,bebadfor,millionsof,talkabout,getintothehabitof,giveup,Lesson4DontSmoke,Please!,由于；作为的结果,冒险,二手烟,远离,违法,Lesson4DontSmoke,Please!,is,for,Smoking,bad,Whenever,Lesson4DontSmoke,Please!,offers,a,you,encourage,cigarette,them,to,stop,smoking,should,into,try,explaining,get,Lesson4DontSmoke,Please!,the,it,habit,give,of,up,课堂互动探究,词汇点睛,1harmfuladj.(尤指对健康或环境)有害的；导致损害的,观察Whyissmokingharmfultopeopleshealth?为什么吸烟对人们的健康有害？,Lesson4DontSmoke,Please!,探究harmful为_词，常用于短语beharmfulto，意为“_”，相当于bebadfor。其名词形式为harm，意为“_”，常用于短语doharmto，意为“对造成伤害”。此外，harm还可以作动词，意为“伤害”，harmsb.意为“伤害某人”。Ifyousmoke,youdoharmtoyourself.如果你吸烟，你就是在伤害你自己。,形容,对有害,伤害，损害,Lesson4DontSmoke,Please!,拓展(1)类似的由名词在后面加上ful构成的形容词还有careful(小心的)，helpful(乐于助人的)，painful(疼痛的)，useful(有用的)，peaceful(和平的)等。(2)harmful的反义词为harmless。Theplantisharmlesstohumans.这种植物对人类无害。,Lesson4DontSmoke,Please!,活学活用,1(1)Playingcomputergamestoooften_oureyes.AishelpfultoBisharmfultoCisgoodforDisbadto,B,Lesson4DontSmoke,Please!,(2)2017云南Allthepeopleintheworldwishtoenjoyabeautifuland_(peace)life.(3)2017上海PM2.5doesharmtopeopleshealthandtheenvironment.(改为同义句)PM2.5is_peopleshealthandtheenvironment.,peaceful,harmful,Lesson4DontSmoke,Please!,to/badfor,2somebodypron.有人；某人,观察Whensomebodytalksaboutsmoking,changethetopic.当有人谈论吸烟的时候，换一个话题。Thereissomebodyatthedoor.门口有一个人。,Lesson4DontSmoke,Please!,探究somebody为不定代词，常用于_句中，其同义词是someone。somebody作主语时，谓语动词要用_(单/复)数形式。,肯定,单,Lesson4DontSmoke,Please!,拓展不定代词作主语时，谓语动词用单数形式。类似用法的不定代词有nobody(没有人),everybody(每个人),anybody(任何人)。,Lesson4DontSmoke,Please!,辨析somebody,anybody,nobody与everybody,Lesson4DontSmoke,Please!,22017自贡改编Nancyspokeinsuchalowvoicethat_intheroomcouldhearher.AeverybodyBsomebodyCNobodyDanybody,C,Lesson4DontSmoke,Please!,【解析】考查代词用法。由空格前insuchalowvoice(用如此低沉的声音)可推断出，屋子里没人能听到她的声音。故选C。,3millionsof数以百万计的,观察Everyyear,millionsofpeoplearoundtheworlddieasaresultofsmoking.每年，全世界数百万人死于吸烟。,Lesson4DontSmoke,Please!,探究millionsof意为“数以百万计的”，其后接可数名词的_形式，表示约数；前面有具体数字时，million用单数形式，且不加of，表示确数。,复数,拓展不定类似的还有hundredsof(成百上千的),thousandsof(成千上万的)等。,Lesson4DontSmoke,Please!,记忆口诀hundred,thousand和million，有时含糊有时清；清时无s和of，糊时s和of跟。,3.(1)2016乌鲁木齐_Kobesfanswatchedhisfinalmatchandthreefourthsofthemweremen.A.MillionofB.ThreemillionsC.MillionsofD.Threemillionof,C,Lesson4DontSmoke,Please!,【解析】millionsof意为“数以百万计的”；三百万要用“threemillion”表示。,(2)2017凉山Lastweek,five_studentstookpartinthesportsmeetinginourschool.AhundredBthousandsChundredsofDthousandsof,A,Lesson4DontSmoke,Please!,【解析】句意：上周，我们学校的五百名学生参加了运动会。hundred或thousand前有基数词修饰时，即表示确切数字时，后面不加s。故选A。,4asaresultof由于；作为的结果,观察Everyyear,millionsofpeoplearoundtheworlddieasaresultofsmoking.每年，全世界有数百万人死于吸烟。,Lesson4DontSmoke,Please!,探究asaresultof意为“_”，of后常接表示原因的名词或代词，相当于becauseof。,由于；作为的结果,Lesson4DontSmoke,Please!,拓展asaresult意为“结果；因此”，用作副词短语，后接表示事情结果的句子。Allthesingerskepttogether.Asaresult,theirperformancewassuccessful.所有的歌手协调一致，因此，他们的演出非常成功。,4用asaresult或asaresultof填空(1)雨下得很大，因此我们不能出去。Itsraininghard,and_，wecantgoout.(2)因为下雨，我们没有出门。Wedidntgoout_therain.,asaresult,Lesson4DontSmoke,Please!,asaresultof,句型透视,1Wheneversomeoneoffersyouacigarette,youshouldalwayssayno.无论何时有人给你烟，你都应该拒绝。,Lesson4DontSmoke,Please!,探究(1)whenever_，意为“无论何时”。类似的单词还有whoever(无论谁)，wherever(无论在哪儿)，however(无论怎样)。Whenever/Nomatterwhenyoumeetdifficulties,youcanaskthepoliceforhelp.无论何时你遇到困难，你都可以向警察求助。(2)offersb.sth._，意为“给某人提供某物”。Weshouldofferourseatstotheoldonthebus.在公交车上，我们应该主动给老人让座。,nomatterwhen,offersth.tosb.,Lesson4DontSmoke,Please!,辨析offer与provide,Lesson4DontSmoke,Please!,Theschoolprovidedthestudentswithfood.Theschoolprovidedfoodforthestudents.学校为学生提供食物。,活学活用,1(1)Wheneverhewantstovisitthemuseum,hissonwillleadhimthere.(改为同义句)_hewantstovisitthemuseum,hissonwillleadhimthere.,No,matter,when,Lesson4DontSmoke,Please!,(2)2017连云港Thenewlyopenedcompany_thelocalpeoplewithmorechancestowork.AgivesBprovidesCoffersDshows,B,Lesson4DontSmoke,Please!,【解析】考查动词辨析。句意：那个新开业的公司给当地的人们提供更多的就业机会。根据后面的with可知用provide。providesb.withsth.意为“提供某人某物”。故选B。,2Ifyourfamilymemberssmoke,encouragethemtostopsmoking.如果你的家人吸烟，鼓励他们戒烟。,Lesson4DontSmoke,Please!,探究encourage为及物动词，意为“鼓励”，其常用结构为_，意为“鼓励某人去做某事”。Kidsshouldbeencouragedtospeakouttheiropinions.应该鼓励孩子们说出自己的想法。,encouragesb.todosth.,Lesson4DontSmoke,Please!,辨析stopdoingsth.与stoptodosth.,Lesson4DontSmoke,Please!,Stoptalking！Itstimeforclass.别说话了！该上课了。Its12：00oclock.Weshouldstoptohavelunch.12点了，我们应该停下来去吃午饭。,2(1)2017黔西南Myfatheralways_(鼓励)metotrydifferentthings.,encourages,Lesson4DontSmoke,Please!,(2)2017湘潭改编Sometimesyouhavetostop_toomuchandjustgowhereyourhearttakesyou.AthinkBtothinkCthinkingDtothinking,C,Lesson4DontSmoke,Please!,【解析】考查非谓语动词的用法。句意：有时候你不必想太多，随心就好。stopdoingsth.意为“停止做某事”；stoptodosth.意为“停下来做(另一)件事”。故选C。,
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