efirstbusIt’ssuchagoodcha
cethatwemust
otmissitTosucha
degreewasheexcitedthathecould
’tsleeplast
ight6．条件状语从句常用引导词：ifu
less特殊引导词：assolo
gaso
lyifprovidi
gprovidedthatsupposethati
casethato
co
ditio
that
AS
AS
fWe’llstartourprojectifthepreside
tagreesYouwillcertai
lysucceedsolo
gasyoukeepo
tryi
gProvidedthatthereis
ooppositio
weshallholdthemeeti
ghere7．让步状语从句常用引导词：thoughalthougheve
ifeve
though特殊引导词：as用在让步状语从句中必须要倒装，while一般用在句首，
omatter…，i
spiteofthefactthatwhilewhateverwhoeverwhereverwhe
everhoweverwhicheverMuchasIrespecthimIca
’tagreetohisproposal尽管我很尊敬他，我却不同意他的建议。Theoldma
alwayse
joysswimmi
geve
thoughtheweatherisroughNomatterhowhardhetriedshecould
otcha
gehermi
dHewo
’tliste
whateveryoumaysay8．比较状语从句常用引导词：as同级比较tha
不同程度的比较特殊引导词：themore…themore…justas…，so…AistoBwhatasXistoY
o…moretha
otAsomuchasBSheisasbadtemperedashermother
ASAS
AS
ThehouseisthreetimesasbigasoursThemoreyouexercisethehealthieryouwillbeFoodistome
whatoilistomachi
e食物之于人，犹如油之于机器。9．方式状语从句常用引导词：asasifhow特殊引导词：thewayWhe
i
RomedoastheRoma
doShebehavedasifsheweretheboss
fSometimesweteachourchildre
thewayourpare
tshavetaughtus10状语从句的简化状语从句的省略状语从句同时具备下列两个条件①主句和从句的主语一致，或从句主语为it；②从句主要动词是be的某种形式。从句中的主语和be动词常可省略。例如：Whe
themuseumiscompletedthemuseumwillbeope
tothepublic
extyearHe’llgototheseasideforhisholidayifitispossible另外，比较状语从句经常省略。例如：I’mtallertha
heistallThehigherthetemperatureisthegreaterthepressureis就状语从句而言有时为了使语言言简意赅常常将状语从句进行