青少版新概念3AUnit 2课件

3AUnit2青少版新概念3AUnit2青少版新概念3AUnit2howmanypoundshasthefatmanlost?青少版新概念3AUnit2仔细观察红色部分ShehasbeentoJapan.ShehasdrunkChineseblacktea.Ihavesungkalaoka.Ihaveeatensnails.has/have+动词过去分词青少版新概念3AUnit2Thinkaboutit.....1.现在完成时2.结构：have/has+动词的过去分词e.g.Ihavehadasandwich.3.现在完成时用法1）表示：2）表示：4.改否定：改一般疑问：青少版新概念3AUnit2Let’stakealookatgrammar.青少版新概念3AUnit2找一找属于那种用法1.Ihavejustdonemyhomework.2.Ithasrainedsincelastnight.3.Wehaven’tseenherforages.4.Hassheevervisitedyou?5.Havetheyfinishedtheirworkyet?青少版新概念3AUnit2（2）现在完成时可以用来表示发生在过去某一时刻的,持续到现在的动作（用行为动词表示）或状态（be动词表示）常与for（+时间段）,since（+时间点或过去时的句子）连用.①for+时段②since+过去一个时间点（译为：自从……以来）③since+时段+ago④since+从句（过去时）⑤Itis+时段+since+从句（过去时）Maryhasbeenillforthreedays.Ihavelivedheresince1998.

青少版新概念3AUnit2四．现在完成时的标志

1.现在完成时的含义之一是过去完成的动作对现在仍有影响,用以下四大标志词可以表达这种含义:*以already,just和yet为标志

Hehasalreadygotherhelp.他已得到她的帮助。

Hehasjustseenthefilm.他刚刚看过这场电影。

Hehasn‘tcomebackyet.他还没有回来。青少版新概念3AUnit2青少版新概念3AUnit2青少版新概念3AUnit2试一试下列动词。。。work____________live____________stay____________drop____________clean____________study____________青少版新概念3AUnit2试一试下列动词。。。work_worked__worked_live_lived__lived_stay_stayed__stayed_drop_dropped__dropped_clean_cleaned__cleaned_study_studied__studied_青少版新概念3AUnit2青少版新概念3AUnit2⑴

AAA型（动词原形与过去式、过去分词同形）

let（让）

let

let

put（放）

put

put

read（读）

read

read

beat（动）

beat

beat

cost（花)costcost

cut（割）

cutcut

青少版新概念3AUnit2(4)ABB型（过去式与过去分词同形）

dig（挖）

dug

dug

get（得到）

got

got

hang（吊死）

hanged

hanged

hang（悬挂）

hung

hung

hold（抓住）

held

held

shine（照耀）

shone

shone

sit（坐）

sat

sat

win（赢）

won

won

meet（遇见）

met

met

青少版新概念3AUnit2(5)ABC型

begin（开始）

began

begun

drink（喝）

drank

drunk

ring（铃响）

rang

rung

sing（唱）

sang

sung

swim（游泳）

swam

swum

blow（吹）

blew

blown

青少版新概念3AUnit2

do（做）

did

done

go（去）

went

gone

lie（平躺）

lay

lain

see（看见）

saw

seen

wear（穿）

wore

worn

be(am,is,are)

was/were

been青少版新概念3AUnit2青少版新概念3AUnit2lose_______draw_________hear________sell________stand________take________have________do________see________think________青少版新概念3AUnit2lose_______draw_________hear________sell________stand________take________have________do________see________think________lostlostdrewdrawnheardheardsoldsoldstoodstoodtooktakenhadhaddiddonesawseenthoughtthought青少版新概念3AUnit2青少版新概念3AUnit2Wherehaveyoubeen?青少版新概念3AUnit2flightn.空中旅行seatn.座位frontrow前排

middlerow中排

backrow后排spacen.空间extraadj.额外的青少版新概念3AUnit2flightattendant

空中服务员stretchout

伸展开brilliantadj.

聪明的青少版新概念3AUnit2Wouldyoumindgivingyourseatstothiscouple?Wouldyoumindgivingyourseatstothiscouple?青少版新概念3AUnit2Wouldyoumind……?用于礼貌的征求对方的意见，“你/你们介意……吗？”Wouldyoumindgivingyourseatstothiscouple?

你介意把座位让给这对夫妇吗？青少版新概念3AUnit2用法Wouldyouminddoingsth?

表示希望对方做某事。例：你介不介意关门？

Wouldyoumindclosingthedoor？

青少版新概念3AUnit22.Wouldyoumindone’sdoingsth?

询问对方是否介意自己或别人干某事？

例：你介不介意我关门？

Wouldyoumindmyclosingthedoor?青少版新概念3AUnit23.Wouldyoumind+if从句

询问对方是否介意自己或别人干某事。（同2）例：你介不介意我关门？

WouldyoumindifIclosethedoor.

青少版新概念3AUnit2回答介意不介意青少版新概念3AUnit2三．

hasgone(to),hasbeen(to),hasbeen(in)的区别Have/Hasgone(to):去了(现在不在说话现场)Whereisyourfather？HehasgonetoShanghai.Have/Hasbeen(to):去过（已不在去过的地方）MyfatherhasbeentoShanghai.Have/hasbeenin：呆了多久（还在所呆的地方）MyfatherhasbeeninShanghaifortwomonths./sincetwomonthsago.青少版新概念3AUnit2不介意No,Idon’tmind.No,ofcoursenot.No,goahead.青少版新概念3AUnit2介意Yes,Idomind.I’msorrybutIdo.I’msorryyoucan’t.青少版新概念3AUnit2Listeningexercises青少版新概念3AUnit2WhatisPaulsayingtoClaire?Canyoufinishit?青少版新概念3AUnit2QuestionsClaire’smotherisbrilliant.Clairewouldn’tlikeanywaterororangejuice.Paul’sgoingtoenjoytheflight.Clairesoundslikeherfather.(T)(T)(T)(F)青少版新概念3AUnit25.Isitashortflight?6.DidClairehaveadrinkjustnow?

7.WhatwouldPaullike?8.Whydothecoupleneedtheextraspace?

No.Yes.Somewater.Becausetheyaretall.青少版新概念3AUnit21,ArePaulandClaireinLondonnow?

2,AretheyinWashingtonnow?

青少版新概念3AUnit2writethesentences1.IhavebeentoShanghaibefore.I__________beentoShanghaibefore.(改否定句)2.Hehasn’tcometoschoolbecausehewassick.(划线提问)_________hecometoschool?青少版新概念3AUnit2exercises1.—Wouldyoumind__________ther