最新no-drugs-grammar教学讲义ppt课件.ppt

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1、no-drugs-grammarGrammarModuleTwo——动词to不定式作状语Weeattolivebutwedon’tlivetoeat.不定式结构作目的状语不定式结构可以作状语，修饰动词、形容词、副词等，表示目的、原因、结果、条件等。3.否定形式：nottosoasnotto;inordernotto1.Let’shurrybelateforschool.2.misstheearlybus,hegotupearlyinthemorning.soasnottoInordernottoinordernottonottoNotto

2、3．Thedriverhasbeenkeepingsilentabouttheaccident________losehisjob.A．inordernottoB．soastoC．sonotastoD．sothatwon’t解析：选A。根据句意“那位司机对这次事故一直保持沉默，以免丢掉工作”。不定式的否定式是在不定式符号前加not。不定式的逻辑主语是句子的主语8．Inordertomakeourcitygreen，________.A．itisnecessarytohaveplantedmoretreesB．manymoretreesnee

3、dtoplantC．ourcityneedsmoretreesD．wemustplantmoretrees解析：选D。句意：为了绿化我们的城市，我们必须多植树。不定式作目的状语，其逻辑主语为句子的主语。4.Inordertodo=inorderthat从句soastodo=soasthat从句to=sothat从句1.Weeattolive=2.Thedriverhasbeenkeepingsilentabouttheaccidentinordernotolosehisjob.=3.Ioftentalkwithforeignfriend

4、ssoastoimprovemyspokenEnglish.=IoftentalkwithforeignfriendssoasthatIcanimprovemyspokenEnglish.Weeatsothatwecanlive.Thedriverhasbeenkeepingsilentabouttheaccidentinorderthathewon’tlosehisjob.4.不定式作原因状语常用todo不定式用作原因状语的情形主要用于某些“be＋形容词＋不定式”结构。1.Shewassurprisedtoseeusinthestreet

5、ofLondon.2.Helaughedtohearthenews.5.不定式还可以作结果状语：常用…enoughtodo…,too…to,so…astodo,such…astodo,todo…1.Hewassolateastomisshalfofthelecture.Hewassolatethathemissedhalfofthelecture.2.Sheissuchagoodstudentastoberespectedbyallherclassmates.Sheissogoodastudentthatsheisrespectedbyal

6、lherclassmates.3.Thehouseislargeenoughtohold2000people.Thehouseissolargethatitholds2000people.4.Heistooyoungtogotoschool.Heissoyoungthathedon’tgotoschool.不定式作结果状语表示出乎意料的结果,且不定式前常有only，never，强调惊讶或失望。onlytodo常表示出乎意料的结果V-ing作结果状语强调一种必然的因果关系。Hehurriedtohishouse,onlytofindithad

7、beenbrokeninto.Herparentsdied,leavingheranorphan.Therewasatornadoyesterday,causing100deaths.主动式被动式一般式todotobedone完成式tohavedonetohavebeendone进行式tobedoing/完成进行tohavebeendoing/5.不定式有时需要用被动形式、完成形式或进行时。ShewassenttoEnglandsoasto.Ifeelsopleasedtofriendswithyou.Hewashappytobecomi

8、nghome.beeducatedhavemade6.so…that和such(a,an)…that也用来引导结果状语从句,意为“如此…以致…”。adj./adv.So+adj.