初中英语人教版八年级下册现在完成时课件

nowpastIbegantoteach

English24yearsago.=IhavetaughtEnglishfor24years.

IamteachingEnglishnow.=IhavetaughtEnglishsince24yearsago.我教了英语24年了.（含义：1.我在过去某个时间开始教英语

2.我现在还在教英语。）nowpastIbegantoteach=Ih1nowpastIbegantostudy

English8yearsago.IhavestudiedEnglishfor8years.

IamstudyingEnglishnow.IhavestudiedEnglishsince8yearsago.Howlong

haveyoustudiedEnglish?nowpastIbegantostudyIha2nowpastImovedtoDongguan

in2007.IhavelivedinDongguanfor10years.

IamlivinginDongguannow.IhavelivedinDongguansince2007.Howlong

haveyoulivedinDongguan?IhavelivedinDongguansinceIwasborn.nowpastImovedtoDongguanI3Ask&answer:Howlong

haveyoulivedinDongguan?IhavelivedinDongguanfor________.IhavelivedinDongguansince_______.IhavestudiedEnglishfor_______.IhavestudiedEnglishsince________.Howlong

haveyoustudiedEnglish?Ask&answer:Howlonghaveyou4Ask&answer:Howlong

hashe/shelivedinDongguan?He/ShehaslivedinDongguanfor_______.He/Shehas

livedinDongguansince______.He/Shehas

studiedEnglishfor_______.He/Shehas

studiedEnglishsince________.Howlong

hashe/she

studiedEnglish?Ask&answer:Howlonghashe/s5nowpastIbegantoteachEnglishatthisschoolfiveyearsago.IhavetaughtEnglishatthisschoolforfiveyears.用法2：表示过去开始发生，持续到现在的动作或状态。(谓语动词必须是“延续性”)标志词：for，since,howlong,theseyears,sofar,inthepast/last…years

nowpastIbegantoteachIha6

since+

since+

since+时间段+ago时间段一般过去时句子某年/月/日/时刻_____lastmonth_____amonth______10years____Icamehere_____alongtime_____2weeksago_____sheleft

_____5yearsago______5years______2o’clock______2hours______15years_______Iwasborn_______1999since+for+sincesincesincesincesincesincesincesinceforforforforforforsince与for：｛｛过去时间点since+时间段+ago时间段一般过去时句子某年7

1.They’veknowneachothersince_______.A.1995B.threeyears2.I’vebeeninterestedinChinesefor______.A.lastyearB.oneyear3.Shehasbeenadoctorfor______.A.twoyearsB.twoyearsago4.I’vehadaheadachesince_______.A.IgotupthismorningB.fivehours5.We’vebeenherefor______.A.onehourB.oneo’clockAABAB1.They’veknowneachother81.They______________(write)15songssofar.2.Thepopulation_____________(grow)moreslowlyinthepasttenyears.3.He_____________(be)inChina

theseyears.havewrittenhasgrownhasbeen现在完成时标志词：for，since,theseyears,sofar,inthepast/last…years1.They______________(write)9nowpastMygrandpadied8yearsago.Mygrandpa_____________

for8years.

Heisdeadnow.Mygrandpa__________since8yearsago.hasbeendeadhasbeendeadMygrandpahasdied

for8years.×我爷爷去世8年了。（短暂性）nowpastMygrandpadied8My10nowpastIboughtmybike2yearsago.I_____________mybikefor2years.

Ihavemybikenow.I__________mybike

since2yearsago.havehadhavehadIhaveboughtmybikefor2years.×我买了我的单车两年了。（短暂性）nowpastIboughtmybike2I11nowpastMyfatherlefthere2weeksago.Myfather_____________

for2weeks.

Heisawaynow.Myfather__________since2weeksago.hasbeenawayhasbeenawayMyfatherhasleft

for2weeks.×我爸爸离开了两周了。（短暂性）nowpastMyfatherlefthere12nowpastMysisterfellasleep2hoursago.Mysister_____________

for2hours.

Sheisasleepnow.Mysister__________since2hoursago.hasbeenasleephassleptMysisterhasfallenasleep

for2hours.×我妹妹睡了两小时了。（短暂性）nowpastMysisterfellasleep13a.

短暂性动词不能与for、since等表示时间段。，不能与for、since等表示一段时间的词连用。b.短暂性动词不能用于howlong引导的疑问句中。c.短暂性动词不能用于进行时。延续性动词和短暂性动词短暂性动词:go/come/begin/start/die/buy/borrow/sell/leave/arrive/receive/become等词语是瞬间动词,表示的动作不能延续延续性动词和短暂性动词短暂性动词:go/come/begi14动作状态diebeoverleaveborrowarriveherebegin/startfinishjoinkeepbeawaybeherebeon(上演）beinbedeadbuyhave短暂性动词转换延续性动词：gotoschoolbeintheschool动作状态diebeoverleaveborrowar15动作状态diebeoverleaveborrowarrivebegin/startfinishjoinkeepbeawaybeherebeon(上演）beinbedeadbuyhavegotoschoolbeintheschool短暂性动词转换延续性动词：动作状态diebeoverleaveborrowar161.Hisfather______thePartysince1978.

Ａ.joinedＢ.hasjoinedＣ.wasinＤ.hasbeenin

2.—Doyouknowhimwell?

—Sure.We_________friendssincetenyearsago.

Ａ.wereＢ.havebeenＣ.havebecomeＤ.havemade

3.—Howlonghaveyou____here?

—Abouttwomonths.

Ａ.beenＢ.goneＣ.comeＤ.arrivedDBA短暂性动词延续性动词短暂性动词延续性动词短暂性动词延续性动词短暂性动词短暂性动词短暂性动词1.Hisfather______thePa174.Hurryup!