If引导的条件状语从句If引导的条件状语从句遵循主过从过、主将从现的原则。主将从现（主情从现、主祈从现）Ifitrai
stomorrowIwo
’tclimbthehillsIfitdoes
’trai
tomorrowIwillgotothecou
trysidewithmyfrie
dsIf引导的条件状语从句If引导的条件状语从句遵循主过从过、主将从现的原则。主将从现（主情从现、主祈从现）IfyouwillhelpmeIllfi
ishito
timeWemaygooutifitsfi
etomorrowIfyoufi
ishyourhomeworkyouca
watchTVPleasecallmeifyougoshoppi
g
extSu
dayIfIgothere，IlltakehersomeflowersWellstayathomeifitrai
stomorrowPleasecallmeifhe’sathomeIfyouworkharderyou’llpasstheexamShewillvisithergra
dpaifshehastimetomorrowWe’lltakeataxitothecityifthetrai
does
’tarriveo
timeTheteacherwillbea
gryifheislateIf引导的条件状语从句与u
less引导的条件状语从句的转换If否定形式u
less肯定形式
fYouwo
’tpasstheexamifyoudo
’tworkhardYouwo
’tpasstheexamu
lessyouworkhardIfyoudo
’tgotobedearlieryouwillfeeltiredi
themor
i
gU
lessyougotobedearlieryouwillfeeltiredi
themor
i
gIfitdoes
’trai
hewillplaywithmetomorrowU
lessitrai
shewillplaywithmetomorrowIfshedoes
’tcomeI’llgoshoppi
galo
eU
lessshecomesI’llgoshoppi
galo
eif条件状语从句与祈使句a
dor＋一般将来时的句子转化Ifyougetupearlyyou’llgetthereo
timeGetupearlya
dyou’llgetthereo
timeGetupearlyoryouwo
’tgetthereo
timeIfyougetupearly，youwo
tbelateforschoolGetupearly，a
dyouwo
tbelateforschoolGetupearly，oryouwillbelateforschoolIfyoudo
’tgetupearlyyouwo
’tcatchupwiththeearlybusGetupearlya
dyouwillcatchupwiththeearlybusGetupearlyoryouwo
’tcatchupwiththeearlybusif条件状语从句与without的句子转化Ifthereis
owaterweca
tliveWeca
tlivewithoutwaterIfthereis
owaterfishwilldie
fFishwilldiewithoutwater
IfyouhelpmeI’llfi
ishtheworksoo

WithyourhelpIfi
ishtheworksoo

if条件状语从句与祈使句a
dor＋一般将来时的句子转化
Ifyougetupearlyyou’llgetthereo
time
Getupearlya
dyou’llgetthereo
time
Getupearlyoryouwo
’tgetthereo
time
Ifyougetupearly，youwo
tbelateforschool
Getupearly，a
dyouwo
tbelateforschool
Getupearly，oryouwillbelateforschool
Ifyoudo
’tgetupearlyyouwo
’tcatchupwiththeearlybus
Getupearlya
dyouwillcatchupwiththeearlybus
Getupearlyoryouwo
’tcatchupwiththeearlybus
1yourfrie
d
Illtellyou
AcomeBwillcomeCcomesDarecomi
g
2Ifyougotocollege，you
agoodeducatio

AwillgetBgetCgetsr