单元语法专练语法精讲简单句和复合句之间的转换(一)1.宾语从句转化为简单句。(1)当谓语动词是see,hear,watch,think,find,notice等词时,其后接的宾语从句可转化为“宾语+宾语补足语”结构,宾语补足语可由现在分词短语、介词短语等充当。例如:LiuPingsawthatawalletwaslyingontheground.→LiuPingsawawalletlyingontheground.刘平看见地上有一个钱包。Ifoundhehadalreadybeenintheoffice.→Ifoundhimalreadyintheoffice.我发现他已经在办公室里了。语法精讲(2)当主句谓语动词是know,learn,remember,forget,tell等词,后面接由疑问代词what或疑问副词how,where,when等引导的宾语从句,且从句的主语与主句的主语一致时,从句可转化为“疑问词+不定式”结构。例如:Shehasforgottenhowshecanopenthewindow.→Shehasforgottenhowtoopenthewindow.她忘记了怎样打开窗户。语法精讲2.结果状语从句、目的状语从句转化为简单句。(1)由so...that...引导的结果状语从句可以用too...to...或(not)...enoughtodo结构转化为简单句。例如:Hewassoangrythathecouldn’tspeak.→Hewastooangrytospeak.他气得说不出话来。Sheissoyoungthatshecan’tfinishthetaskbyherself.→Sheisnotoldenoughtofinishthetaskbyherself.她太小,不能独自完成任务。(2)由sothat或inorderthat引导的目的状语从句可以用inorderto或soasto结构转化为简单句。例如:Hestudiedhardinorderthathecouldpasstheexam.→Hestudiedhardinorder/soastopasstheexam.为了通过考试,他努力学习。语法精练Ⅰ.单项填空(C)1.Hefeltsurprisedthathecouldn’tsayaword.A.veryB.suchC.soD.too(D)2.Asparents,weshouldaskchildrengoodreadinghabits.A.developB.developsC.developingD.todevelop(C)3.IlookedthroughmytestpaperagainandagainIwouldn’tmakeanymistakes.A.soB.becauseC.sothatD.inorderto语法精练(B)4.keephealthy,weshouldeatproperlyandtakeexercise.A.InorderthatB.InordertoC.ThanksforD.Thanksto(C)5.—DidAlicetellyoutogettothestation?—Yes,shesaidwewouldmeetthereatten.A.howB.whatC.whenD.where语法精练Ⅱ.按要求完成句子,每空一词1.Thegirlwonderedwhereshewouldmeetherfriendsthenextmorning.(改为简单句)Thegirlwonderedwheretomeetherfriendsthenextmorning.2.Ireallydon’tknowwhatIcandotohelpherout.(改为简单句)Ireallydon’tknowwhattodotohelpherout.3.Heissoactivethathecanbeourteamleader.(改为简单句)Heisactiveenoughtobeourteamleader.4.Theboxissoheavythatwecan’tcarryit.(改为简单句)Theboxistooheavyforustocarry.5.Jerrywasveryexcited.Hecouldn’tfallasleepthatnight.(合并为一句)Jerrywassoexcitedthathecouldn’tfallasleepthatnight.