简单句的八种基本句型英语句子按照其结构可分为简单句、并列句和复合句。简单句的基本句型由一个主语(或并列主语)和一个谓语(或并列谓语)等...
现在完成进行时[观察例句]1．ThetrainhasbeenracingalongsteadilysinceitleftXining.2．Allthistime，thesong“SkyRailway”hasbeenplaying...
动词ing形式和动词ed形式作补语一、感官动词后的补语[观察例句]①WhenIwasonmywaytoschoolthismorning，Isawtwowomenarguing.②Whenwesawth...
非限定动词作定语、状语和宾语补足语一、非限定动词作定语[观察例句]1．Thequestiontobediscussedatthemeetingisveryimportant.2．Hehasnop...
过去完成时[观察例句]1．What'smore，hehadrecentlyreceivedaletterfromhisfatherpredictingthat...2．AfterDarwinhadspentsometimeinSouth...
动词ing形式作定语一、表示属性、作用或用途[观察例句]①There'salwaysplentytoreadinthereadingroom.②Theysetupanoperatingtableinasmall...
非限定动词作主语、宾语和表语一、动词的非限定形式(即非谓语形式)作主语[观察例句]1．Knowingbasicfirstaidtechniqueswillhelpyourespondq...
非谓语动词作表语[观察例句]1．Everyartist'swishistocreatesomethingthatexpressesanidea.2．Onewayforhimtofindinspirationisturningtohi...
动词ing形式作状语一、动词ing的具体形式[观察例句]①Theysatintheclassroom，readingthebooksborrowedfromthelibrary.②Istoodtheremotion...
主谓一致(Ⅱ)一、数量概念作主语时的主谓一致[观察例句]1．Fiveminutesisn'tenoughtofinishthiswork.2．Mostoftheworkersareagainsttheplan...
v．ing形式作主语[观察例句]1．Knowingwheretheballwouldgowasn'teasy.2．Shootingwithgreataccuracywasanotherthinghelearnt.3．Inthisway...
不定式作定语和结果状语一、不定式作定语[观察例句]①Doyouhaveanythingtosayforyourself?②TheBrownshaveacomfortablehousetolivein.③Let...
主谓一致(Ⅰ)一、名词作主语时的主谓一致[观察例句]1．Thepolicearesearchingforatalldarkmanwithabeard.2．Thegoodsofthestoreareofhighqu...
v．ing和不定式作宾语[观察例句]1．Youmayhavespentyearsgivingupyourweekendsandfreetimetowriteyourlife'swork...2．Rowlinghadspentyear...
情态动词(2)1．may/might[观察例句]①—MightIaskforapictureofyourlittledaughter?—Yes，youmay.②Wemaygotothecinematonight，butwearen...
表语从句在复合句中，位于系动词之后作表语的从句称为表语从句。一、that，whether引导的表语从句[观察例句]1．ThetroubleisthatIhavelosth...
[观察例句]1．Iwalkthroughthedoorsintothewaitingarea，wherethere'safamiliaratmosphereofboredomandtension.2．Peoplesituncomfortablyo...
情态动词(1)一、情态动词的特征1．情态动词表示说话人对某一动作或状态的态度，有一定的词义，但不能单独作谓语，必须和动词原形，即不带to...
主语从句在复合句中，作主语的从句称为主语从句。一、主语从句的引导词及其在句中的功能(一)连接词that和whether[观察例句]1．Thatshecould...
