名詞性從句

主語從句賓語從句表語從句同位語從句名詞性從句

之主語從句Lead-in:找出每個句子中的主語1.Markisgoodatplayingthepiano.2.Hewentoutwithhisfriends.3.Toseeisbelieve.4.Smokingisbadforhealth.5.Whathesaidistrue.主語從句引導(dǎo)詞1.連接詞2.連接代詞3.連接副詞thatwhether/ifwhat(ever)who(ever)whom(ever)which(ever)whosewhen(ever)where(ever)whyhow(ever)Eg:

hewillcometoourvillagetomorrowsurprisesusall.

itwilldogoodtousremainstobeseen.

theaccidenthappenedisstillunknown.

wonthegamehasn’tbeenannouncedyet.ThatWhetherHowWho1.

youcansucceedornotdependsonhowhardyouworkatit.t2.Itisunknown

hehasagreedonmyplan.3.

theearthmovesaroundthesunisknowntoall.4.

hesaidjustnowistrue.5.

comeslatewillbepunishedbytheteacher.Whetherwhether/ifThatWhatWhoeverDoingexercise:1.

YuanLongpingreallycaredaboutwasnotmoney.2.

classwillwinisnotclear.3.

themeetingwillstarthasnotbeendecidedyet.4.

LiBaiwasbornisknowntothepublic.5.

shoulddotheworkrequiresconsideration.WhatWhichWhenWhereWhoDoingexercise:

目的：避免主語過長，導(dǎo)致整個句子頭重腳輕.特別注意1：

It=形式主語1.Thathewillcometoourvillagetomorrowsurprisesusall.Itsurprisesusallthat

hewillcometoourvillagetomorrow.

特別注意：

It=形式主語2.Whetheritwilldogoodtousremainstobeseen.It

remainstobeseenwhether(if)itwilldogoodtous.3.Howtheaccidenthappenedisstillunknown.It

isstillunknownremainshowtheaccidenthappened.幾乎所有的主語從句都可以改成it形式主語But!以what/whatever引導(dǎo)的主語從句不可以改為it形

式主語的結(jié)構(gòu)。

Itis+形容詞/名詞/名詞短語等+that引導(dǎo)主語從句特別注意2：

important、necessary、anecessity

that從句中的謂語動詞一般要采用“should+do”的虛擬

語氣形式，should經(jīng)常省略特別注意2：

Itisnecessarythatwe(should)learnEnglishwell.Itishighlyimportantthatwe(should)fastenthebeltwhiledrivingthecar.Itis(was)+被強(qiáng)調(diào)部分+who(that)+其他特別注意3：

強(qiáng)調(diào)句HemetLiPingyesterday.ItwasyesterdaythathemetLiPing.ImetLiMingattherailwaystationyesterday.