rvemea
1Shehasbee
a_______ascholarshiptostudyatHarvard2Thea_______ofwhomIamproudestismygreatgra
dfather3Whe
aboyleavescollegea
dbegi
stoear
mo
eyheca
livealifeofi____________4Darkcloudswereg________i
theskyHeavyrai
wouldcomesoo
5Iliketotakesomee________exerciseatweeke
ds6A__________i
thiscou
tryhasdevelopedgreatlyafterliberatio
用下列短语造句：i
memoryofdressupasifplayatricko
lookforwardtodaya
d
ighthavefu
with1Acelebratio
washeld____________________________为了纪念这位著名的作家2Childre
love__________打扮3The
aughtystude
ts______________________________正在和他们的老师玩恶作剧4Iam___________________________盼望着见到他5Thethreeme
tooktur
sdrivi
gthetrucka
d___________________________________他们夜以继日地驾驶了三天6Itlooks_______________________________________好像他们都很着急7AttheSpri
gFestivali
Chi
apeoplelovetogettogethertoeatdri
ka
d_____________________彼此都玩得很开心语法：情态动词情态助动词有十三个：maymightca
couldwillwouldshallshouldmust
eeddareusedtooughtto情态动词的语法特征1）情态动词不能单独做谓语，除ought和have外，后面只能接不带to的不定式。2）情态动词没有人称，数的变化，但有些情态动词，如ca
、will也有一般式和过去式的变化。3）情态动词的“时态”形式并不是时间区别的主要标志，不少情况下，情态动词的现在式形式和过去式形式都可用来表示现在时间、过去时间和将来时间。ca
could和beableto的用法
8
f1ca
beableto都可表示“能力”Ca
的主语是人或物beableto的主语是人Sheca
beabletosi
gtheso
gi
E
glishThismachi
eca
makeyoufeelcomfortable2ca
只用于现在式和过去式could。beableto可以用于各种时态。We’llbeabletofi
ishtheworksoo
Ihave
’tbee
abletoseethefilmcould用于表示泛指过去的能力。如：Icouldreadwhe
IwasfourAlthoughthesoldierwasbadlywou
dedhewasabletotellwhathadhappe
edShera
fastbutshecould
’twas
’tabletocatchthebus3表示特定的某一过去能力或表示成功地做了某事时，只能用waswereableto，不能用could。HewasabletofleeEuropebeforethewarbrokeoutHewasabletoswimhalfwaybeforehegottired4could不表示时态表示委婉的请求，（注意在回答中不可用could）。CouldIhavealookatyour
otebookYesyouca
Noyouca
t5表示“惊异怀疑不相信”的态度主要用于否定句疑问句和感叹句中Ca
this
ewsbetrueHowca
youbesofoolishItca
’tbeMaryShehasfalle
ill6表示推测r