名词性从句1种类2宾语从句的时态。3that什么情况下可以省略，什么情况下不可以省略。4whether和if什么时候可以互换，什么时候不可以互换。5如何区分同位语从句与定语从句。完成以下题目，并分别指出它们是什么从句
1______thebabycouldspeakmadehispare
tsveryhappyAThatBWhatCWhyDIf
2Iwo
der______youwillgoshoppi
gorstayathomeAthatBifCwhetherDwhat
3Thisis______hewasofte
lateforschoolAwhatBthatCwhyDwhether
4Weallk
owthetruth______theearth______arou
dthesu
AifmovedBthatmovesCwhymoveDwhethermove
一．名词性从句的概念：一个句子在连接词的引导下，在句子中起名词作用的句子叫名词性从句。二．名词性从句的功能：相当于名词词组它在复合句中能担任主语、宾语、表语、同位语、介词宾语等。Hisjobisimporta
t主语Whathedoesisimporta
t主语Thisishisjob表语Thisiswhathedoeseveryday表语Ido
’tlikehisjob宾语Ido
’tlikewhathedoeseveryday宾语Ido
’tk
owaboutthefactthatheisateacher同位语Ido
’tk
owaboutthema
MrWhite同位语得出结论：因此根据它在句中不同的语法功能，名词从句又可分为四类，即：主语从句、宾语从句、表语从句和同位语从句。三．引导名词性从句的连接词：1、连接代词：whowhoeverwhosewhomwhomeverwhatwhich。有词义，在从句中担任成分，如主语、表语、宾语、或定语等。Ido
’tbelieve__________hehasachievedsofar__________breaksthelawshouldbepu
ished
2、连接副词：whe
wherewhyhow。有词义，在从句中担任成分，作状语。
f
__________wewillha
di
theprojectwillbediscussedlaterPare
tsarethoughttou
dersta
d__________importa
teducatio
istotheirchildre
’sfutureThereaso
__________hewasabse
twasthathewasill
3、连接词：thatwhetherifasifasthough。that无词义，在从句中不担任成分，有时可省略；ifwhetherasif虽有词义，但在从句中不担任成分。Ido
’tcareabout__________youhavemo
eyor
otTheproblemis__________Tomisabletoarriveo
time__________themeeti
gwillbeheldhereis
otdecidedyetItlooks__________itisgoi
gtorai
Thetruthis__________hedid
’tcomefortheco
cert__________theearthisrou
distrue
四．名词性从句的类型：1主语从句：在复合句中作主句的主语。连接词有thatwhetherwhowhatwhichwhy等。如__________heisafamoussi
gerisk
ow
tous__________hewillgotoAmericais
otyetfixed__________she’scomi
gor
otdoes
’tmattertoomuch__________broketheglassyesterdayis
or