八年级英语下学期unit3课件4

Unit3 What were you doing when the UFO arrived?,重点词组回顾,get outtake off run away in front of in the front of sleep latetalk on the phone,从出来,起飞,逃跑,在前面（室外）,在前面（室内）,睡懒觉,通电话,课堂练习,一. 翻译下列短语或词组1. 在前面 (室内)_ 2.在前面 (室外)_3. 睡懒觉 _ 4. 从出去 _5. 通电话 _ 6. 起飞 _7.逃跑_,in the front of,in front of,sleep late,get out,talk on the phone,take off,run away,1. 部分动词的过去式,take offarrivelandget outshoutclimbhappenrun away,took off(起飞),climbed（爬）,arrived（到达）,got out(出来),landed（着陆）,shouted(大喊),happened（发生）,ran away（逃跑）,2. 部分动词的-ing形式,cut cookeat get outgomakeshout sleepstand study take talkclimb buycome,ing,ing,ing,ing,ing,ing,ing,ing,ing,ing,ing,ing,ing,ting,ting,He is playing football.,She is running.,现在进行时：,What is she/he doing ?,Peters mother,Peters father,Peter,Peters brother,He was playing volley.,What was the boy doing just now?,What was the boy doing just now?,What was the boy doing just now?,What is the boy doing now?,He is playing football.,过去进行时,含义： 表示过去某个时刻正在进行的动作。结构： be (was/were) + Ving例句：What were you doing at nine last night? I was taking a shower at nine last night.,过去某一时刻: just now, at this time yesterday, at 8:00yesterday,etc.,过去某一时刻: just now, at this time yesterday, at 8:00yesterday,etc.,过去某一时刻: just now, at this time yesterday, at 8:00yesterday,etc.,过去某一时刻: just now, at this time yesterday, at 8:00 yesterday,etc.,如何构成疑问句式？,Were they playing football?,Yes , they were.,Was she reading?,No, she wasnt.,如何构成疑问句式及简略回答？,They were playing football.,.,He was running.,Mei Mei Li Lei Jim Lucy Lily,Its Saturday now.,Han Mei,Li Lei,Jim,Lucy and Lily,is drawing a cat.,is drawing a plane.,is drawing a horse.,are drawing a car.,Mei Mei Li Lei Jim Lucy Lily,Yesterday was Monday,Mei Mei,Li Lei,Jim,Lucy and Lily,When the teacher came in on Thursday,was drawing a cat.,was drawing a plane.,was drawing a horse.,were drawing a car.,When the teacher came in on Thursday,When the teacher came in on Thursday,When the teacher came in on Monday,UFO: Unidentified Flying Object,Have you ever seen them?,Alien外星人或从另一个世界来的生物,What was the boy doing when the UFO arrived?,He was playing football when the UFO arrived.,A: Where was the girl when the UFO arrived?B: She was in front of the library.A: What was she doing when the UFO arrived?B: She was standing in front of the library.,when 和while,当的时候,用法：,when 引导的从句用一般过去时。while 引导的从句用过去进行时。例如,. The boy was walking down the street when a UFO landed. While the boy was walking down the street, the UFO landed,用when或 while填空,1._ May was talking on the phone, her sister walked in. 2.He was wearing a green shirt _ I saw her. 3._ I was dancing, he was singing loudly. 4. _ Linda finally saw Davy , he was jumping with a dog .,While,When,While,When,_ The alien visited the Museum of Flight._ The alien bought a souvenir._ A UFO landed on Center Street._ The alien went into a store._ An alien got out of the UFO.,2,5,4,1,3,2a Listen and order these statements 1-5.,2a Listen. Check () the six things you hear in the chart.,Groupwork: What were you doing at last night?,A: What were you doing at seven last night?B: I was sleeping. How about you?A: I was doing my homework.,过去进行时：过去某一时刻或某一段时间正在进行的动作。,疑问式：Were / was + 主语+ v-ing + 其他？,否定式：主语