have fun doing sth. 做某事玩得愉快。

　　IV. Careful Reading

1. Work on 3b:

Have students read the article again to find the correct words to match the following meanings.

Ask them to do this task individually. Later ask a student to check the answers

　　2. Work on 3c

1. Give the students several minutes to read the article carefully and write what people think about the strange noises.

　　2. Ss work in pairs. Let students discuss the answers.

　　3. Check the answers with the students.

　　VI. Homework

　　1. write an ending to the article.

　　2. Review the article.