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。

① They were talking the phone .

② I was the barber’s chair .

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

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