高一英语语法（名词性从句）2009213一、概述
在句子中起名词作用的从句称为名词性从句。名词性从句包括主语从句，宾语从句、表语从句和同位语从句。
二、名词性从句的引导词
1、连接代词：whowhomwhosewhatwhichwhoeverwhatever等2、连接副词：whe
wherewhyhow3、从属连词thatwhetherifasifbecauseasifbecause只引导表语从句连接代词和连接副词在句中不再是疑问词，因而从句中用陈述语序。
三、主语从句
1、主语从句用连接代词、连接副词和从属连词thatwhether引导。Thatyoudo
’tlikehimhas
othi
gtodowithme____________________________________________约翰是否会做这个实验remai
saquestio
Whowillbese
tabroadtofurtherhisstudiesis
ota
ou
ced_____________________________使我大为惊讶的wasthatsuchalittlegirlca
playthevioli
sowell_________________________________她是否会告诉我真相is
otk
ow
yet______________________________________________她如何设法在这么短的时间内完成这篇作文isstillamystery2、当主语过长时，常常用it作形式主语，而把真正的主语从句放在主句后面。常用句型有：1Itbe形容词（truepossiblecertai
likelysurprisi
gstra
geimporta
t…）that从句It’scertai
thatshewilldowelli
theexamIt’slikelythathewilltellmeeverythi
gaboutthat
ightIt’sstra
gethatheshouldspeaktohismotheri
suchaway2Itbe名词词组（
owo
dera
ho
orapityhightime等）that从句It’sapitythatheca
’tcomeIt’shightimethatyoutur
edi
yourhomework3Itbe过去分词（saidreportedexpectedsupposed等）that从句It’ssaidthatheisquiteselfco
fide
tIt’sreportedthataletterfromtheu
iversityhasreachedhim4Itseemhappe
lookasif等that从句tItseemsthatAliceis
otcomi
gIthappe
edthatIwasawit
esstotheaccide
t5Itdoes
’tmattermake
odiffere
cewhItdoes
’tmatterwhetheryouk
owmy
ameor
otItmakes
odiffere
cetomewhereweshallhavethemeeti
g四、表语从句表语从句用连接代词、连接副词和从属连词thatwhetherasifbecause引导Theimpressio
hemakeso
meis________________________他是个可靠的人。Thequestio
is______________________我们是否能信任他That’s____________________________正是我们所担心的Thatis____________________他出生的地方Thereaso
____________________她这么成功is_____________________（她既聪明又勤奋）Mya
gerisbecauseheofte
telllies五、宾语从句1）、宾语从句用连接代词、连接副词和从属连词thatwhetherif引导。可做及物动词的宾语，也可做介词的宾语或形容词happysureafraid的宾语。Weallk
ow_____________________r