Directions: For this part, you are allowed 30 minutes to write a short essay entitled Pros and Cons of Online Shopping. You should write at least 150 words following the outline given below：

1. 简单介绍网上购物的方法

2．阐述网上购物的好处

3．指出网上购物的缺点并总结

Useful words and expressions：

网上购物：online shopping/E-shopping

信 用 卡：credit card

浏览(网页)：browse(vt.)