英语主语和主语从句

英语主语和主语从句精简讲解01英语主语句子成分概述S十V主谓结构 S十V十F主系表结构 S十V十O主谓宾结构 S十V十O1十O2 主谓双宾结构 S十V十O十C

英语主语和主语从句精简讲解 01 英语主语 句子成分概述 SVSVFSVO 十主谓结构十十主系表结构十十主谓宾结构 SVO1O2SVOC 十十十主谓双宾结构十十十主谓宾补结构 主语 主语指句子主要说明的人或事物，一般由名词，代词，数词，不定式，动名词，从句等充当。 () 一词类作主语 1 ．名词作主语 Tom,uncle,friend,horse,whale,insect,tree,flower,house,idea,light,honesty,British 等 Thehunterkilledthelion.(Thecityfamousforitsbeauty)isnotfaraway. 2 ．代词作主语 they,ours,both,everybody,that,some,who,which,few 等 Iamhungry.Whichisthebest? 3 ．数词作主语 three,first,two-thirds,per__nt,quarter 等 (Two-thirdsofthestudents)areboysinourschool. 4the+/v-ed/v-ing ．形容词结构作主语。 (1)Theyoungshouldrespecttheold.(2)Thedyingandthewoundedneededhelp. (3)Thewoundedh__ebeensenttohospitalandthelostarebeingsearchedfor. () 二非谓语类作主语 1(it) ．不定式作主语通常用作形式主语 (1)Toremembertoswitchofftheelectricityisimportant. (2)Itisapitynottogotothecon__rtwithyou.(3)Ittookusfivehourstogethere. +toWhattodonexthasn'tbeendecided 疑问词复合结构 2V-ing(it) ．（动名词）作主语通常用作形式主语 __okingisbadforyourhealth.Buyingclothescostheralotofmoney. (1)Itisnogoodcomplaining.(2)Itisnousearguingwithhim. 注意： (1)Itisimportantlearningforeignlanguages.() 误 (2)Itisimportanttolearnforeignlanguages.() 正 V-ing 作主语通常表示抽象动作，而不定式结构作主语通常表示具体动作。 (1)It'snousecryingoverspiltmilk. (2)Herealizedthattogoonlikethiswasnouse. () 三从句类作主语 1that(it) ．从句作主语通常用作形式主语 (1)Thathewillsuc__edis__rtain.Thathecamelate__deusworried. (2)Itwasobviousthatthedrivercouldnotcontrolhiscar. []thatthat 注意从句放于句首时，不能省略。 2wh-, ．从句作主语注意用陈述语序主语从句大多数情况下视为单三但也有例外 Whatweneedistime.Whatweneedgooddoctors. are Whatcausedtheaccidentre__insunknown. Whowasresponsiblefortheaccidentisnotyetclear. Itisnotclearwhowasresponsiblefortheaccident.