Unit 3 What were you doing when the UFO arrived ?
Teaching goals （教学目标）
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：（教学重难点）
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 .
第一课时
Teaching procedures（教学步骤） :
Step 1 Leading in（导入话题，激活背景知识）
1.Greetings and free-talk . 2.Check the Homework（家庭作业） .
3.Dictate the words in Unit 2 .
Step 2 Pre-task（任务前活动）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（任务中活动）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 .
语法：
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-task（任务后活动）
Talk about what people were doing when the UFO arrived .
Step 5 While-task（任务中活动）SB 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（任务后活动）SB Page 19 , 2c .
1.Point ort the picture .Ask what each person is doing .
2.Groupwork : 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（家庭作业） :
1.Go over the words in this unit
2.用介词或介词短语填空。
① They were talking the phone .
② I was he barber’s chair .
③ The boy was walking the street when a UFO landed .
④ I had a very unusual experience Sunday .
⑤ The alien visited the Museum Flight .
教学后记:
第二课时
课前准备：
教师：录音机，所学物品的图片。
学生：英语点金教练及相关的学习用具
Teaching procedures（教学步骤） :
Step 1 Leading in（导入话题，激活背景知识）
1.Greetings and free-talk .
2.Check the Homework（家庭作业） .
Step 2 While-task（任务中活动）SB 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（家庭作业） .
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.Pairwork : Talk about what they were doing at different times .
4.Write down your answers .
5.Practice reading .
Step 3 Post-task（任务后活动）
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（家庭作业） :
Cover the story in 3a .Try to retell the story .
教学后记:
第三课时
课前准备：
教师：录音机，所学物品的图片。
学生：英语点金教练及相关的学习用具
Teaching procedures（教学步骤） :
Step 1 Leading in（导入话题，激活背景知识）
1.Greetings and free-talk .
2.Check the Homework（家庭作业） .
Step 2 Pre-task（任务前活动）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（任务中活动）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-task（任务后活动）SB Page 21 , 2c .
Pairwork : 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 .
① While John was walking to school , he saw a cat in a tree .
② While John was climbing the tree , a man saw him .
③ While the man was calling the police , a woman called the newspaper .
④ While the newspaper reporter was taking photos ,the cat went up the tree again .
Ss can say them out by themselves .
Homework（家庭作业） :
SB Page 23 , Selfcheck , Parts 1and 2 .
