題目：建議加介紹

Directions:

Suppose Professor Smith. asks you to plan a debate on the theme of city traffic. Write  an email to him：

1) Suggest a topic with your reasons;

2) And your arrangements.

You should write about 100 words neatly on the ANSWER SHEET.

Do not use your own name,use “Zhang Wei”instead. Do not write your adress. (10 points)