发生的事情作肯定判断用musthavedo
eYoumustbethe
ewteacherHemustbejoki
gThereis
obodyhereTheymusthaveallgo
ehome4Must表示“偏要，硬要”，指做令人不快的事情Hemustcomea
dworryherwithquestio
justwhe
shewasbusycooki
gthedi
erOfcourse，afterIgavehermyadvice，shemustgoa
ddotheopposite。
10
fEXERCISES1Therewerealreadyfivepeoplei
thecarbuttheyma
agedtotakemeaswellIt____acomfortablejour
eyAca
tbeBmust
thavebee
Cshould
tbeDcould
thavebee
2Thefirespreadthroughthehotelveryquicklybuteveryo
e___getoutAhadtoBwouldCcouldDwasableto3Peter___comewithusto
ightbutheis
’tverysureAmustBca
CmayDwill4CouldIcallyoubyyourfirst
ameYesyou____AwillBcouldCca
Dmight5SorryI’mlateI___havetur
edoffthealarmclocka
dgo
ebacktosleepagai
AmightBshouldCca
Dwill6ExcusemebutIwa
ttouseyourcomputertotypeareportYou____havemycomputerifyoudo
’ttakecareofitAsha
’tBmight
otC
eed
’tDshould
’t7Withsomuchworko
ha
dyou____toseethegamelast
ightAmust
’tgoBcouldhavego
eCshould
’tgoDshould
’thavego
e8Joh
yyou______playwiththek
ifeyou____hurtyourselfAwo
tca
tBmust
tmayCshould
’tmustDca
’twould
t9ImissedthebussoI___gohomeo
footAmustBmayCca
Dhadto
11
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