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orma
yChi
esetouriststhissmallisla
di
SoutheastAsiaisawo
derful
placetotakeaholiday
20Maybeyoufearthatyouwo
’tbeabletofi
da
ythi
gtoeati
aforeig

cou
try
21Howeverifyou‘refeeli
gbraveSi
gaporeisa
excelle
tplacetotry
ew
food
22Ifyougotoseelio
stigersorfoxesduri
gthedaytimethey’llprobably
aasleep
23O
egreatthi
gaboutSi
gaporeisthatthetemperatureisalmostthesameall
yearrou
dthisisbecausetheisla
dissoclosetotheequatorSoyouca

choosetogowhe
everyoulikespri
gsummerorwi
ter
现在完成时句型举例:
1Haveyoueverbee
toa
amuseme
tpark你曾经去过游乐园吗YesIhave
NoIhave
’t
2Ihave
everbee
thereMe
eitherNeitherhaveI我也没有
3WhereisheHehasgo
etotheBeiji
g
4Howlo
ghashebee
i
Beiji
g
(不能用comearrive)
5I’ve
everbee
toa
aquarium
我从没去过水族馆
6Ihavebee
astude
thereforayear
我成为这的学生有一年了
(不能用become)
Ibecameastude
thereayearago
7Hehasbee
deadfortwoyears(不能用die)hediedtwoyearsago
8Ihavebee
ateachersi
cete
yearsagoforte
years(不能用become)
9Ihavejusteveralready
eversee
themovieHaveyoueverheardofthema

before
本单元语法讲解
现在完成时
1现在完成时态表示过去发生的动作对现在造成的影响或结果。本时态标志词:already(“已经”,用于肯定句中,放在havehas之后或句尾);
yet(“仍然”“还”,用于疑问句或否定句的句尾)
f文档来源为从网络收集整理word版本可编辑欢迎下载支持
just(“刚刚”,放在havehas之后);before(“以前”,放在句尾);ever(“曾经”,放在havehas之后)
ever(“从没有”,在havehas之后)例句:1Ourteacherhasjustleft2WehavestudiedE
glishalready3Ihave
otfi
ishedthehomeworkyet4Hehas
everbee
toBeiji
gbefore2某个动作从过去已经开始一直持续到现在还有可能持续到将来动作的持续性要通过一段时间来表示一段时间的表达方法有两种
for一段时间forayearfortwoweeksforthreeyearsSi
ce过去的某一时刻si
ce
i
esi
celastweekSi
ce一般过去时态的时间状语从句si
ceyoucamesi
ceyougothome注意:结束性动词不能和表示一段时间的时间状语连用但是它们可以转换成相应的延续性动词1直接用延续性动词buyhave;catchgetacoldhaveacold;borrowkeep;becomebe;puto
wear2转换成be名词joi
thearmybeasoldier;joi
thePartybeaPartymember;gotoschoolbeastude
t3转换成be形容词或副词diebedead;fi
ishbeover;begi
beo
;leavebeaway;fallsleepbeasleepclr
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