四种时态及其练习(完整版).doc
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四种时态及其练习(完整版).doc
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四种时态
(一般现在时、一般过去时、一般将来时、现在进行时)
1.一般现在时。
主要描述经常会发生的动作、状态或不变的真理。
(1)标志词:
①always,usually,often,sometimes,hardly,ever,never;
②everysecond/hour/day/year/Friday/June;
③onceaweek,twicetwoweeks;
(2)结构
①组成:
主语+be+名词(形容词)
Iamastudent.Heistall.
否定句:
在be后加not
Iamnotastudent.Heisnottall.
疑问句:
be动词提前到第一位。
Areyouastudent?
Ishetall?
Yes,Iam./No,Iamnot.Yes,heis./No,heisn’t.
②主语+动词+地点+时间
WegotoschoolonMonday.
HegoestotheparkonSunday.
否定句:
主语+don’t/doesn’t+动词原形+地点+时间
Wedon’tgotoschoolonMonday.
Hedoesn’tgototheparkonSunday.
疑问句:
在句首加do或does
DoyougotoschoolonMonday?
Yes,wedo./No,wedon’t.
DoeshegototheparkonSunday?
Yes,hedoes./No,hedoesn’t.
(3)动词三单变化:
①在原单词末尾加s,如:
like–likes
②单词以o,sh,ch,s,x结尾加es,如:
go–goes
③单词末尾为辅音+y结尾去y加ies如:
study-studies
2.现在进行时:
主要叙述正在发生的事情。
(1)标志词:
①now,right now,
②at present,at the moment, at this time,
③these days
④ Look!
,Listen!
⑤....o’clock
(2)结构
组成:
主语+be+动词ing形式
IamreadingEnglish.
Theyareswimming.
Heisplayingfootball.
否定句:
在be后加not
IamnotreadingEnglish.
Theyarenotswimming.
Heisnotplayingfootball.
疑问句:
将be放到第一位。
AreyoureadingEnglish?
Yes,Iam./No,Iamnot.
Aretheyswimming?
Yes,theyare./No,theyaren’t.
Isheplayingfootball?
Yes,heis./No,heisn’t.
(3)动词变ing形式:
①在动词末尾加ing.如:
play-playing
②末尾有e要去e加ing.如:
ride–riding
③末尾以辅音元音辅音结尾双写末尾一个辅音如:
swim-swimming
3.一般将来时。
主要描述将来要发生的事情。
(1)标志词:
①tomorrow,thedayaftertomorrow,theyearafternextyear,
tomorrowmorning/afternoon/evening
②nextweek/year/term/summervacation/Friday
③fromnowon;inthefuture;in2050;
④in+时间段(重点)
(2)结构
①组成:
主语+begoingto+动词原形
IamgoingtovisitAnn.
Theyaregoingtodrawadog.
Sheisgoingtorideahorse.
否定句:
在be后加not
IamnotgoingtovisitAnn.
Theyarenotgoingtodrawadog.
Sheisgoingtorideahorse.
疑问句:
将be提前
AreyougoingtovisitAnn?
Yes,Iam./No,Iamnot.
Aretheygoingtodrawadog?
Yes,theyare./No,theyaren’t.
Isshegoingtorideahorse?
Yes,sheis./No,sheisn’t.
②组成:
主语+will+动词原形
Iwillgotothelibrary.
Theywillcleanthehouse.
Shewilleatbreakfastathome.
否定句:
在will后加not或将willnot写为won’t
Iwillnotgotothelibrary.
Theywillnotcleanthehouse.
Shewillmoteatbreakfastathome.
疑问句:
将will提前
Willyougotothelibrary?
Yes,Iwill./No,Iwon’t.
Willtheycleanthehouse?
Yes,theywill./No,theywon’t.
Willsheeatbreakfastathome?
Yes,shewill./No,shewon’t.
4.一般过去时:
主要描述过去发生的事情.
(1)标志词:
①yesterday,yesterdaymorning/afternoon,thedaybeforeyesterday,
②before,theyearbeforelastyear,
③in1845/inthe1840s
④lastyear/month/week/term/Sunday/summer
⑤justnow;theotherday
⑥时间段+ago;longlongago
(2)结构
组成:
主语+动词过去式
Iwasapilot.
Theywerebusy.
Hewenttothemarket.否定句:
在be后加not
在普通动词前加didn’t动词恢复原形。
Iwasnotapilot.
Theywerenotbusy.
Hedidn’tgotothemarket.
疑问句:
提前be动词或在句前加did
Wereyouapilot?
Yes,Iwas./No,Iwasn’t.
Weretheybusy?
Yes,theywere./No,theyweren’t.
Didtheygotothemarket?
Yes,theydid./No,theydidn’t.
(4)动词变过去式:
①在原次末尾加ed或d如:
play-playedlike-liked
②辅音加y结尾去y加ied如:
study-studied
③辅音元音辅音结尾双写最后一个字母加ed如:
stop-stopped
④特殊变化:
can-coulddo-dideat-atego-wenthit-hit
pit-putsit-satcome-cameget-gothave-hadsee-sawbegin-begangive-gavewin-wonread-readam/is-wasare-wererun-ranhear-heardhide-hidlay-laidcut-cutwake-wokefall-fell
时态练习一
()1.Who______overtherenow?
A.singing B.aresing C.issinging D.sings
()2.It’snineten.Thestudents______amusicclass.
A.have B.having C.arehaving D.has
()3.Listen!
Theboy_______.
A.crying B.iscrying C.cries D.arecrying
()4.Don’ttalkhere.Grandparents______.
A.sleep B.issleeping C.aresleepingD.amsleeping
()5.Istheman_______teaormilk?
A.drinks B.drink C.drinkingD.drinkking
()6.TheGreens_____suppernow.
A.ishavingB.arehavingC.has D.have
()7.Look!
Mary____doing_____homework.
A.is,one’sB.is,her C.are,his D.are,her
()8.Thechildrenare______TV.
A.watchB.seeingC.watchingD.reading
()9.Polly______abanananow.
A.isn’teatingB.aren’teatingC.areeatingD.eats
()10.Where_____they________?
A.is,standingB.are,standingC.are,stand
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