名詞性從句考點引導詞that與whatthat與whetherif與培訓課件

名詞性從句名詞性從句考點

1、引導詞that與what；that與whether；

if與whether；what與how等的區(qū)別；2、名詞性從句的時態(tài)和語序問題；3、名詞性從句的語氣問題；4、同位語從句與定語從句的比較區(qū)別。RelatedConception(相關(guān)概念)1.名詞:表示人或事物的名稱的詞叫名詞。2.名詞在句子當中一般可以作什么成分?名詞在句中主要作主語、賓語、表語和同位語。TheboyisliMing.主語表語Mr.Liang,a24-year-oldboy,teachesusEnglish.主語同位語賓語在英語的句子結(jié)構(gòu)中，本來該由名詞充當?shù)闹髡Z、賓語、表語和同位語，由一個句子來充當,這個句子就叫名詞性從句。什么是名詞性從句?名詞性從句主語從句(TheSubjectClause)賓語從句(TheObjectClause)

表語從句(ThePredicativeClause)同位語從句(TheAppositiveClause)賓語從句如何區(qū)分賓語從句？They

know

theteacher.

主語謂語賓語They

know

theteacherisaman.

主語謂語賓語從句

▲句子做賓語就是賓語從句。

Wewonderhowweshalldo.Couldyoutellmewheretheyare?Webelievethattheyhavefinishedtheirtask,havn’twe?4.IamsorrythatIdidn’tknowyouwanttojointheParty.找出下列句中的賓語從句賓語從句的注意事項（一）

引導詞

句子類型that(有時可省略)陳述句一般疑問句If/whether特殊疑問詞特殊疑問句賓語從句中的連接詞that有時可省有時又不可省，在以下幾種情況中that不能省略：１、當that賓語從句中間有插入詞語,that不可省

He

judged

that,because

he

was

a

child,

he

did

not

understandwhathehadsaid.

２當that

從句有并列從句時，that不能??；

Everyone

knew

what

happened

and

that

she

was

worried.３當多個that從句作并列賓語時,前面從句的that可省可不省,但最后一個that不可以省

Heknows(that)hisEnglishteacherisfromEnglandandthatshehastwochildren.

４當that作介詞賓語時，that不可省掉。如：

The

reason

lies

in

that

she

works

harder

than

the

others

do注意事項（二）從句時態(tài)主句時態(tài)現(xiàn)在時/將來時相應(yīng)任何時態(tài)過去時相應(yīng)過去任何時態(tài)賓語從句中主句和從句的時態(tài)保持一致，但如果從句中表示的是客觀現(xiàn)象，雖然主句是過去時態(tài)，從句仍用一般現(xiàn)在時。如：

The

teacher

told

us

that

light

travels

at

a

very

high

speed.

名詞性從句在句中要用陳述句語序。如：

He

asked

me

whereweshouldmeet.

1）在think,believe,suppose,expect,guess等動詞后的否定前移問題；2）在hope,believe,imagine,suppose,guess,think,expect,tell,say,fear以及beafraid等詞語后，可用so代替一個賓語從句(指代上文涉及之事)。注意事項（三）6.關(guān)于doubt

肯定句中doubt后跟if/whether，否定句中doubt后面跟that.sb.doubtsif/whether…..sb.doesn’tdoubtthat…….Thereisnodoubtthat…….Thereisnodoubtthathewillwinthegame.practicepractise單項選擇

1.Idon’tknow____wecanliveontheislandwithoutanyfood.A.whereBwhatChowDthat2.Couldyoutellme___________________?AWhereisthepart?BWho’sonduty?CWhosebookisthis?DWhataretheydoing?3Theteachertoldusthattheearth_____aroundthesun.AmovedBmovesCmoveDmoving4.Couldyoutellme________?AifhewouldcometomorrowBwillhecometomorrowCwhetherhewillcometomorrowDIfhecomestomorrow4.Ididn’tknowthatMr.Smith______yet.HasreturnedBhasreturnedChadreturnedDreturnedBBCCC

1.Wewonderhowweshalldonext.2.Couldyoutellmewherearetheyhavingapicnic?3.Webelievethattheyhavefinishedtheirtask,don’twe?4.IamsorrythatIdon’tknowyouwantto

takepartinthecompetition.5.Mrliseemsthatheisveryexpertat

repairingatcomputers.whathaven’ttheydidn’ttheyareasif表語從句用做表語的從句叫表語從句位置：一般放在系動詞be,后.Theproblemisthatwehavelittlemoney.Thatiswhathewantsustodo.Thatiswhereshegothermaster’sdegree.表語從句的連接詞(四大類)

that

引導的表語從句,本身無意義,但不能省略.2.whether

引導的表語從句意為:“是否”.不能用if替代.what,which,who,whom,whose可在表語從句中充當“主語,賓語,定語,有自己的詞義.4.where,when,why,how

在表語從句中可充當時間,地點,方式,原因狀語.Themother’squestionwasthatshehasnotimetolookafterherdaughter.2.Thequestioniswhetherthatboywillturnupintime.3.Tomisnolongerwhatheusedtobe.4.ThatiswhereIcan’tagreewithyou.無義是否….的樣子…的地方特殊用法:1.because引導的表語從句.的結(jié)構(gòu).2.asif/asthough引導的表語從句常在連系動詞

look,seem,sound,be,become后面.Myangerisbecauseyouhavn’tfinishyourhomework.ItseemedasifthebrotherswereplayingajokeonHenrry.1.Pleasetellmeyouwillgototheleacturetomorrow.2.Italldependsontheskywillclearup.3.Thequestionisthefilmiswellworthseeing.4.HewillbewelltomorrowIamnotsure.5.itistrueremainsaproblem.關(guān)聯(lián)詞比較whether/ifwhether/ifwhetherwhetherwhetherwhether引導賓語從句時可互換.位于介詞后要用whether.位于句首時要用whether.引導表語從句,主語從句,同位語從句時,

要用whether.whether和if的用法

①whether可用于介詞之后.It

all

depends

on

whether

they

will

come

back

②whether可用于不定式之前I

have

not

decided

whether

to

go

or

not.③后面直接跟or

not

時用whether。..

I

didn’t

know

whether

or

not

he

had

arrived

inWuhan

④主語從句，表語從句，同位語從句句首中只能用whether，賓語從句中則兩者都可Whether

the

meeting

will

be

put

off

has

not

been

decided

yet.

⑤whether可引導一個讓步狀語從句表示“不管”、“無論”，而if不能。If表示“如果”時，不能用whether。

Whether

he

comes

or

not,

we

will

begin

our

party

on

time.

IfIhaveenoughtime,Iwillplayfootball.1.Ithinkitisunnecessaryformetospeaklouder.2.Hismotherissatisfiedwithhehasdone.3.hewasabletocomemadeushappy.4.Thisismakesusinterested.5.ThereasonwasTodhadneverseenthemillionpoundnotebefore.what/that(that)what(That)what(that)所引導的從句是否缺(主語,表語,賓語)漢語意義能否省略what缺什么;所….的(東西/事情)不能省略that不缺無意義引導賓語從句時可省