人教版高中英语选择性必修第二册UNIT1 Section Ⅰ Reading and Thinking课件.ppt

10.【教材原文】Fortunately,wenowknowhowtopreventcholera,thankstotheworkofJohnSnow.(page3)幸运的是,由于约翰·斯诺的努力,我们现在知道了如何预防霍乱。考点thanksto幸亏;由于表示原因的短语有:dueto,becauseof,onaccountof,owingto,asaresultof等。语境领悟(1)Thankstoyourhelp,IbecamemoreconfidentandspentmoretimereadingEnglishbooks.多亏了你的帮助,我变得更加自信,而且花更多的时间阅读英语书籍。(2)Thankstohisstrongconstitution,Jackwasabletopullthroughhisrecentseriousillness.多亏了杰克强壮的体质,他才能度过最近这场重病。学以致用单句语法填空(1)Thanksyourhelp,Iwasabletogetoutofmytrouble.?(2)Thanksyourapproval.Ifyoudidn’tapproveofmyplan,Iwouldbefiredbytheemployer.?toto语境领悟(1)Hewillexplainitfullyonceandforall.他将把它彻底地解释一次,就此了结。(2)SomanythoughtsofHaaswerecrowdedintohermind,allatonce.对哈斯的种种思念一下子涌上她的心头。(3)Asthenamesuggests,itmayoccuronceandneverappearonceagain.顾名思义,它可能只出现一次,并且不会再次出现。学以致用单句语法填空(1)Alloncetherewasaloudbangingonthedoor.?(2)Now,goupstairsonceandcleanyourroom!?完成句子(3)许多实际上的细节问题都需要同时处理。Alotofpracticaldetailsneededtobeattendedto.?atatallatonce4.【教材原文】Theotherwasthatcholerawascausedbyaninfectionfromgermsinfoodorwater.(page2)另一种看法是食物或饮用水中的细菌感染导致霍乱。考点infectionn.感染;传染infectvt.使感染;传染infectsb/sthwithsth使某人/某物感染上……infectsb(with)sth使某人感染(某种感情);影响beinfectedwith...感染了……infectedadj.带菌的;感染病菌的infectiousadj.传染性的语境领悟(1)Thisinfectionisspreadbymosquitoes.这种传染病是由蚊子传播的。(2)Sheinfectedthewholeclasswithherlaughter.她的笑声感染了全班同学。(3)Thedrugwillbeusefultohundredsofthousandsofinfectedpeople.这种药将惠及几十万的感染者。(4)Laughterisoneofthemostinfectiousexpressionsofemotion.笑是最具感染力的情感表达方式之一。学以致用单句语法填空(1)Thewoundfromthedogbitehasbecome(infect).(2)Keepingcleancanhelptodecreasetheriskof(infect).(3)Theseyoungpeoplewereinfectedthevirus.?(4)Uptonow,onlyfewpeopleintheworldhavegotan?(infe