a. Let's translate the conversation into Chinese.

　　b. Who can tell us what it means?

　　c. Yes. When we ask the positions, we use the words "where". And from the picture, we know that the word "on" means "在······上面" "in" means "在······里面""under" means "在 ······下面". They are called prepositions "介词".

　　(三)、work in groups

　　Step 3: Section A 1c

　　1．Read

　　Would you like to read the conversation with your partners?

　　2．Practice

　　a. Would you please practice the conversation according to the picture in 1a?

　　b. Please practice in class. Who would like to have a try?

　　（四）Act

(五) Summary

　　（六）Test

一、 翻译下列词组。

1. 在课桌下面 ______________

2. 在沙发上面 ____________

3. 在背包里 ______________

4. 在抽屉里 _____________

5. 在椅子背后 _______________

6. 在卧室里 ______________

7. 在图片里 _____________

二、用适当的介词填空。

1. Please call Jim____ 8342165.

2. What's this_____ English?

3. - Where's my baseball?

- It's______ the table.

4. - Where're your keys?

- They're______ the dresser.

5. - Are the pencils____ the chair?

　　- No, they're not.

三、 翻译句子：

1. - 我的棒球在哪儿？