Languagepoints(2).ppt

Unit2 Unit2Fitforlife Languagepoints 1 Nearly3500yearsago peoplechewedonleavesordrankakindofteamadefromleavespossessingaspecialchemicaltoreducebodypainandfever possessvt 拥有 具有e g Theprovincepossessesrichmineralresources 该省拥有丰富的矿藏 2 Thefirsttrialsofthismedicinetookplacein1899 whenthecompanyHoffmannworkedforbegandistributingthemedicineinpowerformtophysicianstousewithpatients 1 trialn 试验e g Thetrialsshowthatsmokingwilldoharmtopeople 试验显示抽烟对人体有害 2 短语in form intheformof 意为 以 形式 e g Manypeopleexpresstheirneedsintheformofcomplaints 许多人通过抱怨来表达自己的需求 3 Notonlyhasaspirinprovedvitalforreducingfeverandhelpingstoppain buttherearealsootherthingsthat vitaladj 极其重要的 必不可少的当它作表语并后接从句时 从句中的谓语要用 should 动词原形 的形式 e g Itisvitalthateverypieceofequipment should becheckedbeforetheexperiment 实验之前检查所有设备是至关重要的 4 Flemingtriedthismouldoutonanotherbacteriumandfoundthatitkilledthebacteriumtoo trysomethingouton意思是 在 上试验某物 e g Thedrughasnotbeentriedoutonhumansyet 这种药物尚未进行过人体试验 5 LawrenceCraven adoctorfromtheUSA introducedtheideain1953thataspirinhadthepotentialtoreducetheriskofheartattacks becauseithelpedthebloodcirculatebetter circulatevi vt 循环 传播 散布 传递 传阅 e g ThedocumentwaspreviouslycirculatedinNewYorkattheUnitedNations 这份文件先前在纽约的联合国总部传阅过 Cookingodorscancirculatethroughouttheentirehouse 做饭的香味可以传到家里的各个角落 6 Second itwasdifficulttoproducepenicillinintheamplequantitiesneededtobeeffective effectiveadj 有效的 实际的 事实上的 生效的e g Simpleantibioticsareeffectiveagainstthisorganism 一般的抗生素能够有效对抗这种微生物 Theyhavehadeffectivecontroloftheareasincethesecurityforcesleft 自从安全部队撤离后 他们实际上控制了该地区 Thenewruleswillbecomeeffectiveinthenextfewdays 新规定将在几天后生效 1 Nearly3 500yearsago peoplechewedonleavesordrankakindofteamadefromleavespossessingaspecialchemicaltoreducebodypainsandfever 难句解析 句子结构分析 句中madefromleaves是过去分词短语 用作akindoftea的后置定语 possessingaspecialchemical是现在分词短语 用作leaves的后置定语 2 Itwasin1897thataEuropeanchemistcalledDrFelixHoffmannproducedaspirinfromthismedical 1 句子结构分析 这是一个强调句型 对时间 in1897 进行强调 aEuropeanchemistproducedaspirin为句子主干 calledDrFelixHoffmann为动词过去分词短语作定语 fromthischemical为介词短语作状语 2 语言知识分析 Itwasin1897that 强调时间 in1897 意为 就是在1897年 aEuropeanchemistcalledDrFelixHoffmann意为 一个名叫DrFelixHoffmann的欧洲化学家 calledDrFelixHoffmann相当于定语从句whowascalledDrFelixHoffmann 3 Thefirsttrialsofthismedicinetookplacein1899 whenthecompanyHoffmannworkedforbegandistributingthemedicineinpowderformtophysicianstousewithpatients 1 句子结构分析 在这个长句中 Thefirsttrialsofthismedicinetookplacein1899是主句 whenthecompany 是定语从句 修饰时间1899 在定语从句中 thecompanybegandistributingthemedicinetophysicians是主句 Hoffmannworkedfor是定语从句 修饰company inpowderform为介词短语作定语 修饰medicine tousewithpatients作目的状语 2 语言知识分析 thecompanyHoffmannworkedfor意为 Hoffmann为之工作的公司 4 Notonlyhasaspirinprovedvitalforreducingfeverandhelpingstoppain buttherearealsootherthingsthataspirincanhelpwith 句子结构分析 1 句中notonly位于句首 其所在的分句要用倒装结构 butalso后的分句不用倒装 如 Notonlydidthepoormanlosehisjob buthewasalsosenttoprison 这个可怜的人不仅丢了工作 而且还被送进了监狱 2 句中thataspirincanhelpwith为定语从句 修饰前面的otherthings Ifyouopenupanymedicinecupboardorgotoanymedicinecounterintheworld itislikethatyouwillfindaspirinandpenicillin 考点 同位语从句 考点考例 考例 Awarmthoughtsuddenlycametome Imightusethepocketmoneytobuysomeflowersformymother sbirthday A ifB whenC thatD which 点拨 选 从句中成分齐全 that在从句中不作成分 2 Itwasin1897thataEuropeanchemistcalledDrFelixHoffmannproducedaspirinfromthismedical 考点 强调句型 itis that when who 考例1 Hegothisfirstbookpublished Itturnedouttobeabestseller Whenwas wasin2000whenhewasstillincollege A that ThisB this ItC it ThisD that It 点拨 选D that是指示代词 用来指前面提到的事 第二个空是强调句型itis when 强调时间状语 回答第二个句子中对时间的提问 考例