高一英语外研版必修3课件：2.2 Grammar

SectionGrammar,一,二,三,一、阅读课文,找出与下列汉语意思匹配的英语句子,并找出句中的连词1.挪威位居榜首,而美国则排在第七。2.英国排在第十三位,而中国则排在名单的中间。3.在最近十年里,中国有1.5亿人口脱离了贫困。然而,挑战仍然是严峻的。,答案:Norwayisatthetopofthelist,whiletheUSisatnumber7.while,答案:TheUKisinthethirteenthposition,whileChinaisinthemiddleofthelist.while,答案:InthelasttenyearsinChina,150millionpeoplemovedoutofpoverty.However,thechallengesarestillgreat.However,一,二,三,4.虽然在发展中国家超过80%的儿童都能上小学,可仍然有大约1.15亿儿童不能接受教育。5.这份报告表明我们正在取得一些进步,但是我们还需要更加努力。,答案:Althoughmorethan80%ofchildrenindevelopingcountriesgotoprimaryschool,about115millionchildrenarenotbeingeducated.Although,答案:Thereportshowsthatwearemakingsomeprogressbutthatweneedtomakegreaterefforts.but,一,二,三,二、用but/however/while/although完成句子1.IcannotspeakRussianmylittledaughtercan.2.Imsorry,ithasnothingtodowithyou.3.tired,theywentonworking.4.Ithinktheremay,besomeotherreasonswedontknowabout.5.Ilikeartsheisfondofmusic.6.Mybrotherdecidedtogotothatdangerousplace,Iaskedhimnotto.,while/but,but,Although,however,while,while,一,二,三,三、根据句意,用括号内所给单词的适当形式填空1.Summeris(hot)seasonoftheyear.2.Shanghaiisoneof(big)citiesintheworld.3.TheYellowRiverisntso(long)astheYangtzeRiver.4.Whois(tall),thegirlortheboy?5.IthinkEnglishis(interesting)thanmaths.6.Themore,the(good).7.Peopleslifeinthatareaisgettingand(bad).8.Thingsaremuch(light)onthemoonthanontheearth.9.Thecardriverisvery(careful)whenheisdriving.,thehottest,thebiggest,long,taller,moreinteresting,better,worse,worse,lighter,careful,1,2,1.GrammarLinkwords考点一:but和howeverWhenhegottoEngland,hefound,however,thathisEnglishwastoopoor.然而,他到了英国之后才发现,他英语太差了。考点延伸but表示转折、对比、对照,语气最强,为并列连词,后一分句是前句意义的转折。however为连接副词,可位于分句之首、之中或之尾,通常用逗号与句子其他部分隔开。,1,2,完成句子公司已经尽力了,不过最后还是失败了。Thecompanyhadmadegreatefforts.,theyfailedatlast.答案:However他说事情是这样的,然而他错了。Hesaidthatitwasso.Hewasmistaken,.答案:however看样子不会下雨,但是你最好随身带把雨伞。Itisntlikelytorain,youdbettertakeyourumbrellawithyou.答案:but,1,2,考点二:although和whileWhileheloveshisstudents,heisverystrictwiththem.虽然他爱他的学生,可是他对他们很严格。考点延伸although是从属连词,引导让步状语从句,有时可与though互换;所引导的句子通常置于句首。while可作并列连词,表示对照关系,表示前后的对比,意为“而,然而”;所引导的句子不能置于句首。还可作从属连词,引导让步状语从句,意为“虽然”,可与although互换,常位于句首。,1,2,完成句子尽管才下午四点,灯已经亮了。itwasonlyfouroclockintheafternoon,thelightswerealreadyon.答案:Although我一周只赚50美元,她却赚80美元。Iearnonly50dollarsaweek,sheearns80dollars.答案:while虽然我们意见不一致,但是我们仍然是朋友。wehavedifferentopinions,wecontinuetobefriends.答案:While/Although,1,2,1,2,1,2,2.作比较考点:作比较1)英语句子中,两者间进行比较时常用的句型有:(1)as/so+原级+as(2)比较级+than+比较对象(3)the+比较级+ofthetwo(4)the+最高级+of/among/in.(5)oneof+最高级+复数名词,1,2,HedoesntspeakEnglishas/sowellasyoudo.他的英语没你说得好。BeijingiscolderthanShanghaiinwinter.冬天北京比上海冷。Ironisthemoreusefulofthetwometals.铁在这两种金属中是比较有用的一种。MrLiisthestrictestamongtheteachersinourschool.在我们学校的老师中,李老师是最严格的。ThisisoneofthemostbeautifulcitiesIveeverbeento.这是我去过的最漂亮的城市之一。,1,2,2)比较级的修饰语可以分为三类(1)表示程度的词:程度深:much(far,alot,agreatdeal),even,still,rather程度浅:alittle(abit,slightly),no,any(2)表示数量的词:two(yearsolder,metreslonger,hoursearlier.)(3)表示“得多;最”:byfar(位于最高级前),1,2,HespeaksEnglishfarmorefluentlythanmostofus.他说英语比我们大部分人要流利得多。Thisexerciseisalittlemoredifficultthantheonewedidyesterday.这道题目比我们昨天做的要难一点。Hearrivedtwohoursearlierthanme.他比我早到两个小时。Thisisbyfartheshortestwaytogetthere.这是目前到达那里的最近的路。,1,2,注意:(1)比较的双方应是同类(