浙江省温州市第二十中学八年级英语下册 Unit 3 What were you doing when the UFO arrived教案 人教新目标版.doc

unit 3 what were you doing when the ufo arrivedteaching goals :1. words : barber shop , well , bathroom , accident , earth , silence , playground , around , strange , kitchen , modern , follow , shirt .2. when , while 引导的时间状语从句。3. 学习过去进行时态。4. 利用知识谈论过去发生的事情。5. 复习过去式，学会讲故事。6. 了解一些自然科学知识和社会科学知识。important and difficult points:1. when , while 引导的时间状语从句。2. 学习过去进行时态。teaching aids : a tape-recorder , cards .period 1teaching procedures :step 1 leading in 1. greeting and free-talk .2. check the homework .3. dictate the words in unit 2 .step 2 pre-task （sb page 18 , 1a .）1. point to the sentences .read the sentences .explain what each one means .2. look at the picture .point out the six people .match the statements with the people in the picture .3. check the answers .4. practice reading .step 3 while-task （sb page 18 , 1b .）1. read the instructions .make sure the ss understand what they should do .2. look at the dialogue in the picture .explain :过去进行时态的构成: was / were + doing .用法:表示过去某一时刻或某一段时间正在进行的动作，一般用时间状语来表示。i was standing in front of the library when the ufo arrived .3. play the tape twice . circle the correct responses .4. check the answers .step 4 post-tasktalk about what people were doing when the ufo arrived .step 5 while-tasksb page 19 , 2a .1. read the sentences .make sure the ss understand what they mean .2. play the tape twice .order these statements .3. play the tape again ,correct the answers .sb page 19 , 2b .1. read the instructions .2. play the recording .write “when” or “while” on each line .3. play the recording again ,correct their answers .notice: when / while when comes before a quick action that happens only once .the word “while” comes from an action that continues for some time .step 6 post-task （sb page 19 , 2c .）1. point ort the picture .ask what each person is doing .2. group work : ask “what was doing when the ufo arrived ?”3. ask a group to say its conversation to the class .step 7 grammar focus review the grammar box by asking some students to read the sentences .homework :1. go over the words in this unit 2. 用介词或介词短语填空。 they were talking the phone . i was the barbers chair . the boy was walking the street when a ufo landed . i had a very unusual experience sunday . the alien visited the museum flight .教学后记: period 2teaching procedures :step 1 leading in1. greetings and free-talk .2. check the homework .step 2 while-tasksb page 20 , 3a .1. read the instructions .2. read the e-mail by the ss first .number the pictures in the correct order .3. explain something .4. practice reading and listen to the tape .sb page 20 , 3b .cover the story .look at the pictures and take turns to tell the story. i think this activity is hard to most of the students .if necessary , do it as homework .sb page 20 , part 4 .what were you doing at these times last sunday ?1. read the sample dialogue in the box .2. look at the table .read the times for the ss .3. pair work : talk about what they were doing at different times .4. write down your answers .5. practice reading .step 3 post-task （make an interview ）.interview two classmates in your class and write down their answers .begin like this :what were you doing at ? i was .homework :cover the story in 3a .try to retell the story .教学后记:period 3teaching procedures :step 1 leading in 1. greetings and free-talk .2. check the homework .step 2 pre-task （sb page 21 , 1c .）1. look at the pictures .please say something about the picture .2. read the sentences and explain the new words .3. match the sentences with the pictures .4. check the answers .step 3 while-task （sb page 21 , 2a & 2b ）.1. read the things in the chart below .they will help ss to guess what you will heard .hear six things in the chart .2. play the recording the first time .ss only listen .3. play the recording a second time .check the phrases they hear on the recording .4. listen again .pay attention to the persons who did each thing in the chart above .match the phrases with the persons .5. play the tape again and correct the answers .step 4 post-tasksb page 21 , 2c .pair work : read the sample dialogue in the box .talk about the people in activity 2a .s1 begins a sentence with the word “while” ,s2 complete the sentence . while john was walking to school , he saw a cat in a tree . while john was climbing the tree , a man saw him . while the man was calling the police , a woman called the newspaper . while the newspaper reporter was taking photos ,the cat went up the tree again .ss can say them out by themselves .homework :sb page 23 , self check , parts 1and 2 .教学后记:period 4teaching procedures:step 1 leading in 1. greetings and free-talk .2. check the homework : correct the answers .step 2 pre-task （sb page 22 , part 3 .）1. read the instructions ,pointing to the article and the list of questions .2. scan the passage for the main idea .t: who found lindas dog ? (the police officers dog )3. read the questions by the ss .make sure they understand them .4. play the recording .ss listen carefully .5. write answers to the questions .6. practice reading .7. correct the answers .step 3 while-task （sb page 22 , 4a .）1. read the instructions .2. look at the pictures .discuss in groups .3. ask students to explain what is happening in each picture .4. complete the work on their own .remind them to use times in their stories .5. share their stories .(if someone cant finish it in class ,do it as homework .)step 5 post-tasksb page 22 , 4b .1. read the instructions .2. read the times .3. pair work : one is the police officer ,the other is the bicycle thief .begin like this :a: where were you at ?b: i was in the park .a: what were you doing there ?b : .4. show the role-plays to the class .homework :1. finish self check , part 3 .2. 运用过去进行时态when / while 来描述上个星期日两人不同的动作，写出五个正确的句子 。timeactionlindame8:00 amread englishplay football12:00 amhave lunchread newspaper2:00 pmhave a restplay computer games4:00 pmplay basketballsleep6:00 pmdo homeworkwatch tv教学后记:period 5teaching procedures:step 1 leading in1. greetings and free-talk .2. check the homework .step 2 pre-tasksb page 24 , group work .1. arrange the ss in small groups .ask them to look at the pictures and talk about the events .encourage students to say how historical events affected their lives .2. tell the ss to help each other with vocabulary they might need and dont know .step 3 while-task1. reading strategy :the title can be helpful for you to understand a text .it is also