新概念英语第一册84课课件.pptx
2/12/2023Review1.Hes upstairs.2.Hes having a bath.3.Im nearly ready.4.Have a cigarette.5.Have a glass of whisky then.6.We went to a restaurant.7.Whats the matter?1.他在楼上；他在楼上；2.他正在洗澡；他正在洗澡；3.我马上就好了；我马上就好了；4.抽根烟；抽根烟；5.来杯威士忌；来杯威士忌；6.我们去了一家饭我们去了一家饭店；店；7.怎么了？出了什怎么了？出了什么事？么事？第1页/共13页Wordsmess/mes/n.杂乱，凌乱pack/pk/v.包装，打包，装箱suitcase/sju:tkeis/n.手提箱leave/li:v/v.离开(leftleft)already/a:lredi/adv.已经 第2页/共13页mess n.杂乱，凌乱 in the mess乱七八糟 Eg:The room is in the mess.那个房间乱七八糟的。pack v.包装，打包，装箱 v.打包，装箱 pack ones suitcases 收拾行李 v.挤满，塞满 The bus is packed with people.公共汽车里挤满了人。第3页/共13页leave v.离开，出发过去式：left He left here two minutes ago.过去分词:left He has left here since two minutes ago.already adv.已经已经already 用于肯定句用于肯定句“已经已经”；yet用于用于否定句否定句或疑问句或疑问句，表示，表示“还没有还没有”“已经已经”。I have already had breakfast.否定句：否定句：I have not had breakfast yet.一般疑问句：一般疑问句：Have you had breakfast yet?肯定回答：肯定回答：Yes,I have.否定回答：否定回答：No,I havent.你吃过早饭了吗你吃过早饭了吗?第4页/共13页2/12/2023SentencesA:Have you had any beans?B:Yes,I have already had some.第5页/共13页2/12/2023A:Have you had any beer or wine?B:I havent had any wine.I have just had some beer.第6页/共13页现在完成时 1.用法：用法：1)现在完成时表示过去发生的动作现在完成时表示过去发生的动作,并对现在有影响。并对现在有影响。I have already lost the key.(我现在没有钥匙我现在没有钥匙)I havent read that book yet.(不了解书的内容不了解书的内容)2 2）表示从）表示从过去过去已经开始，持续到现在的动作或状态。已经开始，持续到现在的动作或状态。He has worked in this school since he came here.第7页/共13页2、构成肯定句：主语+has/have+动词的过去分词否定形式：主语+hasnt/havent+动词的过去分词疑问形式：把 has/have 提前Eg:I have had breakfast.I havent had breakfast.Have you had breakfast?第8页/共13页2/12/2023 常用于现在完成时的时间副词常用于现在完成时的时间副词,介词介词:already(已经):用于肯定句用于肯定句I have already posted the letter.yet(已经):用于否定句用于否定句,疑问句疑问句 He hasnt done his homework yet.just(刚刚)They have just left.ever(曾经)Have you ever been to Beijing?never(从不)I have never seen him.before(以前)Have you seen the film before?since(自从以来)Ive worked in the school since 1999.for(长达)Hes lived in Shenzhen for 6 years.in the past several days/weeks/years(在过去的).so far(到目前为止)So far she has learned 5 English songs.up to now(到目前为止)第9页/共13页2/12/2023since:(自自以来以来)1)since+时间点时间点Hehasstayedheresince5oclock.2)since+时间段时间段+agoHehasstayedheresince5hoursago.3)since+从句从句ShehastaughtEnglishsincehecamehere.for:(长达）达）for+时间段时间段Hehaskeptthebookfor2weeks.since,for的用法的用法:Takenotes 第10页/共13页2/12/2023用for 或since填空1.Mr.Brown has had his TV _ 15 years.2.Ive taken driving lessons _ last month.3.My sister has had her cell phone _ a month.4.My friends havent visited me _ my birthday.5.We havent used our car _ a long time.6.She hasnt had a good cup of coffee _ years.7.Tom has worn glasses _ he was 7 years old.forsinceforsinceforforsince第11页/共13页Thank you!There is a will,there is a way.有志者，事竟成。第12页/共13页2/12/2023谢谢您的观看！第13页/共13页
