时态不同时间发生的动作，动词要用不同形式已学习过的时态1.v原形2.v三单判断下列句子的时态1.Sheworksi
nafactory.2.Iwasdoingmyhomeworkatthistimeyesterday.
3.WearegoingtohaveapicnicthisSunday.4.Theyheldaspor
tsmeetinglastweek.5.Areyouhelpingyourmother.现在完成时现
在完成时动词构成:have/has+v过去分词动词的过去分词形式1.规则动词2.不规则动词1
.她成为一名护士已经三年了。2.我五年前就认识李雷了。3.那些相片我已经寄给他了。（post）4.我来到这个学
校后，他就一直教我。5.我刚丢了我的历史书。beenHowlonghaveyoubecomealeagu
emember？Formorethanoneyear.Haveyouarrivedheresince
lastnight.Yes，you’reright.Thedoghasdied
foramonth.HehasgonetoShanghaitwice.Howlonghavebe
enatthisschool?Sincetwoyears.新目标英语八年级下：现
在完成时复习课课件-----现在完成时态语法练习课动词形式时间名称was/were+v-ing过
去某一时间，在进行过去进行时1.v-ed（规则动词）2.不规则动词过去（与现在无关）一般过去时1.will/shall
+v原形2.am/is/aregoingto+v原形即将，计划一般将来时正在进行现在进行时平时，经常一般现在
时am/is/are+v-ing1.will/shall+v原形2.am/is/aregoingto+v原形1.
v-ed（规则动词）2.不规则动词was/were+v-ing一般现在时过去进行时一般将来时一般过去时现在进行时1
.过去发生的动作对现在造成的影响或结果。2.过去已经开始，持续到现在的动作或状态动词构成：have/has+v过去分词had
breakfastIhavejusthadmybreakfast.(现在我不饿)I’mnothungry
nowmovedherein2000IstilllivehereIhavelivedherefor
threeyears.Ihavelivedheresince2000/threeyearsago.now
助动词否定haven’thasn’t疑问Haveyou……?Hashe……?finish--finished--
finishedlive--lived--livedcarry--carried--carriedstop—stopped-
-stoppedEg.go—went—gonesee---saw—seenforget—forgot--forg
ottenI,finish,homeworkIhaven’tfinishedmyhomework.Have
youfinishedyourhomework?Yes,Ihave./No,Ihaven’t.Ihave
finishedmyhomework.Shehasbeenanurseforthreeyears.Ihav
eknownLileisincefiveyearsago.Ihavealreadypostedtheph
otostohim.HehastaughtmesinceIcametotheschool.Ihave
justlostmyhistorybook.(1).for+表示一段时间的短语(2).since+表示过去
时间点的词语(3).since+表示过去时间的时间状语从句eg.Ihavebeenateacher______
ayear.Hehasbeenatthisschool_______1992.Weh
avelearned1,000Englishwords_______wecametothisschool.f
orsincesinceB.just,already,yet,before/ever,never
有此类副词时,常强调动作完成,不强调动作的持续.eg.Haveyou_____beentoJapan?
Ihave_____finishedmyhomework.Ihavefinishedm
yhomework______.Ihaven’tfinishedmyhomework____.e
verjustalreadyyet1.现在完成时句中常见的时间A.表示从过去一直持续到现在,不能是具体过去时间2.区分
短暂性动词与持续性动词.表示短暂性(瞬间性)的动词在现在完成时的句中不能和一段时间连用.即for,since短语或howlo
ng问句come/arrivegooutleavebeginbuyborrowjoindiecatcha
coldbeat/in…beoutbeaway(from)beonhavekeepbeamemberofbedeadhaveacold改错:beenbeendeadbeenago.For |
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