外研八年級英語上冊Unit 2《單元語法沙龍》課件

單元語法沙龍Unit2Gettingalong注明句中的動詞是短暫性動詞還是延續(xù)性動詞1.Maryhasjustcomeback.______________2.Ihavejustfinishedmyhomework.______________3.Chinahasmadegreatachievementsinscienceandtechnologysince1978.______________4.MikehaslivedinChinafor10years.______________5.Ihavealreadycleanedtheroom.______________短暫性動詞短暫性動詞短暫性動詞延續(xù)性動詞短暫性動詞考點(diǎn)1表示動作或狀態(tài)從過去某時開始，一直延續(xù)至今，可能剛剛結(jié)束，也可能繼續(xù)下去。常與for或since引導(dǎo)的時間狀語連用，可以用howlong提問，謂語動詞用延續(xù)性動詞。現(xiàn)在完成時(二)·Myfatherhasworkedinthisfactoryformanyyears.我父親在這家工廠工作很多年了。·TomhasbeenlikethissinceMonday.從周一開始湯姆就一直這樣。考點(diǎn)2如果要與表示一段時間的時間狀語連用，則要將短暫性動詞轉(zhuǎn)化為延續(xù)性動詞。常見的短暫性動詞與對應(yīng)的延續(xù)性動詞：短暫性動詞延續(xù)性動詞延續(xù)性動詞的現(xiàn)在完成時becomebehave/hasbeenborrowkeephave/haskeptbeginbeonhave/hasbeenonbuyhave/has/hadhave/hashad短暫性動詞延續(xù)性動詞延續(xù)性動詞的現(xiàn)在完成時come/arrivebeinhave/hasbeeninleavebeawayhave/hasbeenawayfinishbeoverhave/hasbeenovermarrybemarriedhave/hasbeenmarrieddiebedeadhave/hasbeendead短暫性動詞延續(xù)性動詞延續(xù)性動詞的現(xiàn)在完成時fallasleepbeasleephave/hasbeenasleepjoinbein;beamemberofhave/hasbeenin;have/hasbeenamemberofopenbeopenhave/hasbeenopen考點(diǎn)3常見的幾種變化(1)用一般過去時替換現(xiàn)在完成時，時間狀語也作相應(yīng)的變化。·ShehasbeenawayfromShanghaifortwentyyears.她已經(jīng)離開上海二十年了。→SheleftShanghaitwentyyearsago.她二十年前就離開了上海。(2)將現(xiàn)在完成時的句子改為“It’s+時間段+since從句(動詞用過去式).”。·Shehasbeenawayfromschoolforoneyear.她已經(jīng)離開學(xué)校一年了。→It’soneyearsincesheleftschool.她離開學(xué)校一年了?？键c(diǎn)4have/hasbeento,have/hasgoneto與have/hasbeenin的區(qū)別have/hasbeento意為“去過某地(已回)”，可與once,twice,threetimes,

never,ever等時間狀語連用。e.g.MyfatherhasbeentoBeijingtwice.我爸爸去過北京兩次。have/hasgoneto意為“去了某地(不在這里)”，說話時某人已經(jīng)離開此地。e.g.—WhereisTom?湯姆在哪里？—Heisn’there.Hehasgoneto

Qingdao.他不在這里。他去了青島。have/hasbeenin意為“在某地待了多久”，常與時間狀語連用。e.g.IhavebeeninShanghaiforthree

years.我在上海已經(jīng)待了三年了。一單項選擇1.[成都]TheastronautsoftheShenzhou-18_____intheTiangongspacestationforabouttwomonthssincetheyweresentintospaceinAprilthisyear.A.willworkB.haveworkedC.isworkingB2.—DoyouknowanythingaboutOneBeltOneRoad?—Yes,it_____over10yearssinceitstarted.A.was B.hadbeenC.is D.hasbeen3.[揚(yáng)州]SinceIwasborn,myfamily_____inthesameflat.A.live B.willliveC.areliving D.havelivedDD4.Hurryup!Themovie_____fortenminutes.A.hasbegun B.beganC.hasbeenon D.hadbegun5.—When_____you_____thenewcar?—Well,I_____itforaweek.A.did,have;havehad B.did,buy;havehadC.did,buy;havebought D.did,have;haveboughtCB二短文填空FROM:LiuDanTO:LiFangSUBJECT:I’vefoundagreatbook.DearLiFang,I’vejust6._________(finish)readingagreatbookatschool.Ihaven’t7._________(read)anythingasgoodasthatforalongtime!finishedreadIt’sastoryaboutthesolarsystem(太陽系).Inthebook,thewriterimaginesthatastronautshave8._________(be)toMars(火星).I’venever9._________(think)aboutthatbeforeandIthinkit’sveryinteresting.beenthoughtIhaven’t10._________(meet)anyonefamousinmylifebutIhopeonedayIcanmeetanastronaut.I’ve11._________(write)toChineseastronautYangLiweiformo