主語從句講解課件高三英語一輪復(fù)習(xí)

主語句從From:Una主語從句語法規(guī)則定義鞏固提升STEP1探尋定義主謂賓Thegirlhitstheboy.主語賓語動作是謂語主系表Thegirllookscruel.主語系動詞表語Whatdoyouwanttodo？______Iwanttodoistomarryyou.What_____youwanttomarrymeisimpossible.ThatItisimpossiblethatyouwanttomarryme.Itwasapity

youdidn’tgotoseethefilm“NeZha”.

youdidn’tgotoseethefilm“NeZha”wasapity.你沒去看《哪吒》，可惜了。thatThat一.主語從句放在(be)動詞前面的句子Itisaquestion.WhetherIcanattenduniversityisaquestion.Sth.主語從句一.主語從句放在(be)動詞前面的句子主語很長時，需要變化形式：Itis/was……that/其他……Eg.在大學(xué)不逃課是不可能的。

Thatwedidn’tbeabsentfromanyclassesisimpossible.Itisimpossiblethatwedidn’tbeabsentfromanyclasses.Question:我們該如何辨別簡單句還是主從復(fù)合句?sentenceWhereatreestandsismyhometown.Atreestandsinfrontoftheteachingbuilding.

Therearetwoverbs.Thereisoneverb.attributiveclause定語從句nounclause名詞性從句adverbialclause狀語從句simplesentence簡單句

主語從句subjectclause賓語從句objectclause表語從句predicativeclause同位語從句appositiveclauseNounClause

(名詞性從句).TheSubjectClauseWhenasentenceservesassubject,wecallitSubjectClause.在句子中擔(dān)當(dāng)主語的從句就叫做主語從句。主語從句通常放在主句謂語動詞之前或由形式主語it代替，而本身放在句子末尾。如：STEP2探尋規(guī)律``DiscussionWhere?When?What?How?Who?…結(jié)論：1.主語從句多位于_____。在謂語動詞的_______。

2.主語從句的引導(dǎo)詞_____。句首前面Rules表示“是否”時不能用________,要用__________?！獭羨hetherif×√Rule1判斷下列句子的正誤。主語從句應(yīng)使用______語序。在主語從句中，謂語動詞一般用____數(shù)。Rules2.C1.Wherewewillhaveapicnicshouldbediscussed.C2.Wherewillwehaveapicnicshouldbediscussed.D1.Howwegoforapicnicshouldbediscussed.D2.Howdowegoforapicnicshouldbediscussed.3.E1.Whenwewillsetoffhastobedecidedbyourteacher.E2.Whenwewillsetoffhavetobedecidedbyourteacher.F1.Whetherwecangodependsontheweather.F2.Whetherwecangodependontheweather.Rule3Rule2陳述句單√√××√√××Rules

5.①Thattheforeignteacherwillgowithusisexciting.

Itisexcitingthattheforeignteacherwillgowithus.②Thatweshouldwashourhandsisimportant.

Itisimportant

that

weshouldwashourhands.

4.G1.Thattheforeignteacherwillgowithusisexciting.G2.Theteacherwillgowithusisexciting.

√×Rule4：主語從句中引導(dǎo)詞“_____”,無意義，不做成分,不能省略。Rule5：常用____作形式主語，將真正的主語放于______。it句末that1.Whenthemeetingwillbegin_____(have)notbeendecidedyet.has2.Whentheywillstartandwheretheywillgo_____(be)stillunknown.3.Whenandwherethemeetingwillbegin_____(have)notbeendecidedyet.arehas1.Whatheneeds___

thatbook.2.Whatheneeds___somebooks.

注意：what引導(dǎo)的主語從句，可根據(jù)表語決定主句動詞的單復(fù)數(shù)形式。isare注意：多個主語從句并列時謂語用復(fù)數(shù)。1.表示“是否”時不能用________,要用__________。2.主語從句應(yīng)使用______語序。3.在主語從句中，謂語動詞一般用____數(shù)。4.主語從句中引導(dǎo)詞“_____”,無意義，不做成分，不能省略。5.常用____作形式主語，將真正的主語放于______。2.Rulesifwhether陳述句單thatit句末STEP3鞏固提升

willgomakesnodifference.

seemseasytosomepeopleseemsdifficulttoothers.WhoWhoeverWhat請你歸納：如果主語從句中缺主語,指人用指物用____who/whoever

what

Iwilltravelwithis

unknown.

heneedsismoreexercise.wecan’tgetseems

betterthanwhatwehave.

Whom請你歸納：如果主語從句中缺賓語,指人用指物用____whom

whatWhatWhat

thesportsmeetingwillbeheldhasn’tbeendecided.

hehasgoneisamystery.

dinosaurssuddenlydisappearedstillremainsamystery.

yougotmeblindisstillamystery.WhereWhenWhyHow

請你歸納：如果主語從句中缺時間狀語用；如果主語從句中缺地點狀語用；如果主語從句中缺原因狀語用；如果主語從句中缺方式狀語用；why

where

when

how

busweshouldtakeis

stillaquestion

.

teamwillwinthematchisstillunknown.Afterall,itjustlastsforfifteenminutes.

Which請你歸納：如果主語從句中缺定語,用which

WhichThatWhether請你歸納：如果主語從句中什么都不缺,用表示“是否”用

thatwhether

theearthisround

isknowntousall.“缺什么補什么”原則缺主語，指人用,指物用缺賓語，指人用,指物用缺時間狀語用；缺地點狀語用；缺原因狀語用；缺方式狀語用；缺定語用或什么都不缺用或（是否）。whowhatwhom/whowhatwhenwherehowwhywhatwhichthatwhether27Summary1.表示“是否”時，不能用_____,只能用_