构成倒装：当虚拟条件句的谓语动词含有were，should，had时，if可以省略，这时条件从句要用倒装语序，即把were，should，had等词置于句首，这种多用于书面
f语。Wereshehereshewouldagreewithus如果她在这儿的话，她会同意我们的。Hadyoui
viteduswewouldhavecometoyourpartyWereIyouIwoulddomorepracticeafterclass小试牛刀1Youdid
otletmedriveIfwe____i
tur
you____sotiredADrovedid
’tgetBDrovewould
’tgetCweredrivi
gwould
’tgetDhaddrive
would
’thavegot2____itrai
tomorrowwewouldhavetoputoffthesportsmeetAWould3BShouldCWereDWill
Ifthey____uswewould
otcomehere
owAhadi
formedCi
formsBi
formedDhavei
formed
4
_________hewouldhavesucceededi
theexami
atio
AHadheworkedhardBIfheworkedhardCIfheworkshardDIfhehasworkedhard
5_______itrai
tomorrowwewouldstayathomeAShouldBBeCWereDWill
f二、wish虚拟语气
wish后面的宾语从句的谓语动词应使用虚拟语气，表示“可惜…；…就好了；悔不该…；但愿…”。同asif的用法时态wish现在时与wish同时发生过去时在wish之前发生将来时在wish之后发生（类比if虚拟语气的用法记忆）1IwishIk
ewthekeytothea
swer2IwishIwerete
yearsyou
ger3IwishthatIhadgo
etothefootballmatchlastweek4IwishI_______youyesterdayAsawBdidseeChadsee
Dweretosee谓语动词的形式过去时were动词用haddo
ewouldshoulddo
5Iwishthattherai
______stopAwillBwouldCmayDca

三、情态动词虚拟语气
shouldcouldmightoughttohavedo
e表示“过去本应该可以做而实际上却没做”shouldcouldmight
othavedo
e表示“过去本不应该可以做而实际上做了”ought
ottohavedo
e表示“过去本不应该做而实际上做了”
eed
’thavedo
e表示“过去没必要作而实际上做了”1Wa
gFa
g_______collegelastyearU
fortu
atelyhecould
’ttaketheexami
atio
sbecauseofasudde
ill
essAcouldgoCcouldhavego
eBdidgoDmusthavego
e
2Thepla
tisdeadI_______itmorewaterAwillgiveBwouldhavego
e
fCmustgive
Dshouldhavego
e
3Icouldhavedo
ebetterifI________moretimeAhavehadChadhadBhadDwillhavehad
4He______toldyouthatA
eeds
othaveC
eed
’thasB
eed
’thaveDwillhavehad
5You________ittoyourfatherWhy
ot？AwouldtellCwouldhavetoldBshouldtellDshouldhavetold
6Eve
ifyouhad
otbee
abletocomelastweekyou______usk
owAshallhaveletChavehadletBhadletDshouldhavelet
三、表示命令或建议
表示命令或建议动词suggesti
sistproposedesiredema
drequestordercomma
d后r