初中英语外研版 (新标准)七年级上册Unit 1 How do I write my homework on the computer?课文配套ppt课件

设计说明

通过自由会话训练与电脑相关的词汇；展示图片，让学生利用这些图片进行交流，让学生在做中学，在实践中获得信息；并就电脑的操作使用进行简单的问答。通过孩子们之间的问答介绍了谈论如何用电脑完成作业，内容既接近生活又能激发学生学习的兴趣。

教学目标

通过本单元的教学，让学生达成以下目标：

1. 知识目标

掌握本单元新单词及短语：keyboard, mouse, screen, connect, turn, turn on, learn, use, document, click, use, save, box, finally, print, paper。

掌握句式： How do I…?/ First…Next … Finally… / What do I do next? / How do I save…?/ Where do I…?

2. 能力目标

 (1) 认识电脑的构成部分；

 (2) 通过听说训练，了解电脑操作的步骤，并能对电脑指令正确排序。

3. 情感目标

通过学习与电脑相关的词汇，提高学生学习兴趣。

重点难点

重点：电脑相关的词汇识记。

难点：运用First…Next … Finally…表达用电脑写作业的顺序。

教学准备

PPT课件；活动1、4、8的录音

授课时数

2课时

教学过程

Step 1　Warming up

1. Free talk.

Look at the pictures. Ask the students:

—What’s this in English?

—It’s …

Ask the students to do pair work.

2. Ask the students to listen and number the words as they hear them in Activity 1, and then check with the partner.

3. Label the parts of the computer.

4. Complete the sentences with the word and expression from the box.

1 First, _________ the screen to the computer.

2 Next, _________ the keyboard and the mouse to the computer.

3 Finally, __________ the computer.

Play the recording again, then check together.

Answers: 1 connect  2 connect   3 turn on

Step 2　Presentation

T: We learnt the parts of computer. Before we use the computer, we have to connect them. We have to connect the mouse to the computer. What else?

S: …

T: After connecting, can we use the computer now?

S: …

T: We also have to turn on the screen. What else do we have to turn on?

S: …

T: Of all the steps, what should we do first?

S: …

T: Tell the order and fill in the blank.

S: … 

T: Now, everything is ready. We can use the computer. What can we do on the computer?

S: …

T: How to write homework on the computer?

S: …

Step 3　Listening

1. Play the recording, and ask the students to listen to the passage and number the instructions as they hear them.

a) Write your homework.

b) Print your document.

c) Open a new document.

d) Save the document.

e) Put some paper in.

Answers: a)—2；b)—5；c)—1；d)—3；e)—4

2. Listen to the conversation again and complete the sentences.

1 _______the mouse on “new document”.

2 ______ your homework in the new document. ______ the keyboard.

3 Click “______” and write a name for the new document.

4 Finally click “_______”and “_______” .

Answers: 1 Click　2 Write; Use　3 save　4 print, OK

Step 4　Reading

1. Read the conversation and find out the steps in pairs.

First, 　　　　　　　　　　　　　　　　　　　　.

Next, 　　　　　　　　　　　　　　　　　　　　.

Next, 　　　　　　　　　　　　　　　　　　　　.

Next,                                  .

Finally,                                 .

Answers:

First, open a new document, click the mouse on “new document”.

Next, write homework in the new document.

Next, click“save”，and write a name in the box.

Then, click “save” again.

Finally, click “print” and “OK”.

2. Read the passage, and ask the students to answer the questions in Activity 5.

1 How do you open a new document?

2 Where do you write your homework?

3 How do you save the document?

4 Where do you write its name?

5 How do you print the document?

Check the answers in pairs.

Answers:

1 Click the mouse on “new document”.

2 I write it in the new document.

3 Click “save” and write a name for it.

4 Write it in the box.

5 Put the paper in there and then click “print”.

3. Learning to learn.

Remember to use words like first, next and finally when you talk about a sequence of activities. Notice where the comma goes.

4. Play the recording，and pause after each phrase, asking the students to repeat.

5. Ask the students to read the conversation and find out the steps in pairs. Then let them read in pairs.

6. Ask the students to practice the conversation in groups. And then ask some of them to act it out.

Step 5　Language points

1. Finally，turn on the computer. 最后，打开电脑。

turn on意为“打开，接通”，多指打开水、煤气、电源等。

Please turn on the radio．请把收音机打开。

【拓展】turn off意为“关闭 (水源、煤气、电灯等) ”。

Don’t forget to turn all the lights off before you go to bed. 你上床之前，不要忘记把所有的灯都关上。

注意：当宾语是名词时，可以放在turn 与on/off中间，也可以放在后面；如果是人称代词，必须放在它们的中间。

2. Can I learn? 我能学吗？

learn 动词，意为“学；学习”。侧重于通过学习、练习或由别人传授而获得某种知识或技能，强调学习的成果。

It’s fun to learn English . 学英语是很有趣的。

【拓展】learn to do sth. 意为“学习做某事”。

It’s not hard to learn to play football. 学习踢足球并不难。 

3. Use the keyboard. 使用键盘写。

use及物动词，意为“使用”。

They use a computer to print the homework. 他们用电脑打印家庭作业。

May I use your pencil? 我可以用你的铅笔吗？

【拓展】use名词，意为“用处；用途”。

What’s the use of it? 它的用途是什么？

4. How do I save the document? 我怎样保存这个文件呢？

save及物动词，意为“保存；储存” 。

Please save your document before finishing your homework.

在完成作业之前保存文件。

【拓展】save还可以用作动词，意为“节约”。

We should save water. 我们应该节约水。

5. What about some paper? 来点纸怎么样？

paper不可数名词，意为“纸”。当表达具体数量时，常用“数词/不定冠词+ piece (s) +of ”来表示数量。

I want some paper. 我想要些纸。

Please give me three pieces of paper. 请给我三张纸。   

Step 6　Practice

1. Ask the students to finish Activity 6 on page 43. Complete the sentences with the correct form of the words from the box.

1 I want to 　　　　 how to print a document.

2 　　　　 your document and write a name for it.

3 Put some 　　　　in there to print your document.

4 Click “　　　　” and “OK”.

5 　　　　, go and get your document.

Answers: 1 learn　2 Save　3 paper　4 print　5 Finally

2. Find the words from the box in the conversation. Write the words they go with.

open a new document

1 use ___________   2 write _____________

3 save __________   4 print _____________

Answers: 1 the keyboard 　2 my name/your homework　3 the document

4. my document

Step 7　Pronunciation and speaking

1. Play the recording and ask the students to repeat.

/aʊ/  how  mouse            /f/  finally  first

/əʊ/  home  open            /v/  of   save

2. Ask some of the students to read in class.

3. Work in pairs. Ask and answer questions about the computer.

A: What’s this?

B: It’s the keyboard.

A: How do you write your homework on the computer?

…

Step 8　Homework

1. Read the conversation.

2. Talk about how to do your homework on the computer.

当堂达标

I. 根据句意及汉语提示写单词。

1. Please give me some 　　　　 (纸) , I want to draw a picture.

2. Use the mouse and 　　　　 (点击) “new document”. You can open a new document.

3. We         (学习) English, Chinese, maths and some other subjects at school.

4. You can use the printer to ________ (打印) your homework.

5. I usually have a 　　　　 (盒) of milk for breakfast.

II. 单项填空。

1. Please connect the keyboard and the mouse________ the computer.

A. to  B. at

C. on  D. of

2. My brother often ________ his computer ________ computer games.

A. use; play    B. use; to play

C. uses; play    D. uses; to play

3. Please ________the document before you turn off your computer.

A. click    B. save 

C. open    D. leave

4. We often do our homework　　　　the computer.  

A. in  B. to

C. on  D. for

5. Please ________ the TV. I want to watch sports news (新闻) .

A. turn up    B. turn on 

C. turn off    D. turn down

III. 根据汉语意思完成句子。

1. 最后，去取你的文件。

       , go and get your        .

2. “你有一台电脑吗？”“当然了，我每天用它。”

—Have you got a computer? 

—               . I use it every day.

3. 你的书在桌子的左边。

Your books are                                 the table.

4. 我在哪儿点击“保存”？

        do I         “save”?

5. 给你的新文件命名。

       a name         your new document.

答案：I. 1. paper　2. click　3. learn　4. print　5. box  

II. 1-5　ADBCB  

III. 1. Finally, document　2. Of course　3. on the left of　4. Where, click

5. Write, for

板书设计

教学反思