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Unit 3  What were you doing when the UFO arrived ?

Teaching 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  1

Teaching procedures :

Step 1  Leading in 

1.Greetings 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-task

Talk about what people were doing when the UFO arrived .

Step 5  While-task

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

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 :

1.Go over the words in this unit 

2.用介词或介词短语填空。

①They were talking     the phone .

②I was     the barber’s chair .

③The boy was walking     the street when a UFO landed .

④I had a very unusual experience     Sunday .

⑤The alien visited the Museum     Flight .

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