2020版九年级英语全册 Unit 1 Stay Healthy Lesson 4 Don’t Sm

Unit1StayHealthyLesson4Ⅰ.根据汉语提示写出下列单词或短语1.吸烟;烟v.&n.______2.公共的;大众的adj.______3.法律;法规n.____4.危险;风险n.____5.有人;某人pron._________smokepubliclawrisksomebody6.对……有害_________7.数以百万计的_________8.由于;作为……的结果___________9.二手烟__________________10.冒险__________bebadformillionsofasaresultofsecond-handsmoketakearisk11.违反,触犯_________12.鼓励某人做某事_____________________13.养成……的习惯_________________14.放弃_______15.harm意为“伤害”既可作名词也可作动词,其形容词形式为“________”,意为“有害的,受伤害的”。beagainstencouragesb.todosth.getintothehabitofgiveupharmful16.when意为“什么时候”,whenever意为“无论什么时候”;what意为“什么”,whatever意为“无论什么”,规律:“___________”构成的合成词,意为“无论……;不管……”。疑问词+everⅡ.根据汉语提示完成下列句子1.如果这样,你建议他们做什么?Ifso,_____doyouadvisethem_____?2.吸烟对你的健康有害。________isbadforyourhealth.whattodoSmoking3.如果你吸烟,你会伤害自己,同时你也用二手烟伤害着周围的人。__yousmoke,youharm_______,andyou’realsoharmingthepeoplearoundyou____yoursecond-handsmoke.Ifyourselfwith4.大家都想住在干净的环境里,呼吸新鲜的空气。Everyone______toliveinacleanenvironmentandbreathefreshair.wants5.无论何时有人递给你香烟,你都应该拒绝。Wheneversomeone_____youacigarette,youshouldalwayssayno.6.如果家人吸烟,鼓励他们戒烟。Ifyourfamilymemberssmoke,_________themto____________.offersencouragestopsmoking7.远离香烟,你就会获得长寿、健康、快乐。______________cigarettes____you____livealong,healthyandhappylife.StayawayfromandcanⅢ.Readthetextandanswerthequestions1.Whatshouldyoudoifsomeoneinyourfamilysmokes?____________________________________2.Issmokinginpublicagainstthelaw?__________Ishouldencouragehimtostopsmoking.Yes,itis.要点1harmfuladj.有害的Step1难点·探(1)harmful的名词形式是什么?(2)beharmfulto的同义短语是什么?Step2语境·悟*Whyissmokingharmful?为什么吸烟是有害的?(P8)*Stayinguplateisharmfultoyourhealth.=Stayinguplateisbadforyourhealth.熬夜对你的健康有害。Step3知识·得harmful用法小结harmful意为“有害的”,为形容词,常见短语beharmfulto意为“对……有害的”,其同义短语为bebadfor。【拓展】harm的用法小结Step4考点·练①(2018·日照中考)Toomuchsweetcanbeh______tokids’teeth.②用harm的适当形式填空a.Ifyougoondoingit,itmaydomore_____thangood.armfulharmb.Don’t_____youreyesbyreadingtoolongonthemobilephone.c.Don’tbeafraid.Theyareourfriends.Theyare________tous.harmharmless要点2millionsof数以百万计的Step1难点·探(1)millionsof短语中的million在什么情况下加-s,什么情况下不加-s?(2)与million有相同用法的词有哪些?Step2语境·悟*Everyyear,millionsofpeoplearoundtheworlddieasaresultofsmoking.每年全世界有上百万的人因吸烟而死亡。(P8)*Aroundfifteenmillionchildrendieofhungereachyear.每年大约有一千五百万的儿童死于饥饿。*Therearemillionsoflivingthingsontheearth.地球上有数以百万计的生物。Step3知识·得million的用法Step4考点·练①Youcansee_______(million)ofstarsintheskyifyougooutatnight.()②(2018·河池中考)Thereareaboutthree________studentsinourschool.世纪金榜导学号A.thousandsB.thousandsofC.thousandD.thousandofmillionsC要点3wheneverconj.在任何……的时候;无论何时Step1难点·探(1)whenever与when的用法一样吗?(2)与whenever有类似特点的词有哪些?Step2语境·悟*Wheneversomeoneoffersyouacigarette,youshouldalwayssayno.无论何时有人递给你香烟,你都应该拒绝。(P8)*Canyoutakethecaroutwheneveryoulike?你可以随时把车开出去吗?*WheneverIamintrouble,myclassmateswillhelpmeout.=NomatterwhenIamintrouble,myclassmateswillhelpmeout.无论我什么时候有困难,我的同学们都会帮我解决。Step3知识·得whenever的用法whenever为连词,意为“在任何……的时候;无论何时”,相当于nomatterwhen,引导让步状语从句。【拓展】类似whenever的词还有:whatever=nomatterwhat无论什么wherever=nomatterwhere无论在哪里however=nomatterhow不管怎样whichever=nomatterwhich无论哪个;无论哪些*Wemustfinishthework,whateverhappens.我们无论如何一定要完成工作。Step4考点·练①Pleasecomewheneveritisconvenienttoyou.(改为同义句)______________itisconvenienttoyou,pleasecome.②(2018·南京中考)Studentscanaskforhelp_________(无论何时)theyneeditatschool.Nomatterwhenwhenever