写作思路：写出网购的优点和缺点，对于优点和缺点，分开举例说明。
正文：
With the development of the Internet and the popularization of computers,shopping on the Internet has become a commonplace in our life.
译文：随着互联网的发展和计算机的普及，网上购物已经成为我们生活中的一个普遍的问题。
Here consumers can buy almost everything they need.
译文：在这里，消费者可以买到他们所需要的一切。
Shopping on the Internet has a lot of advantages, of which the most important is perhaps its convenience.
译文：网上购物有很多好处，其中最重要的也许是它的方便。
People don't have to waste a lot of their energy and precious time to go from one shop to another to choose the commodities they like.
译文：人们不必浪费大量的精力和宝贵的时间去从一个商店到另一个选择他们喜欢的商品。
This is especially desirable to the old, the sick and the busy people who cannot go to the shops in person.
译文：这对于那些不能亲自去商店的老人、病人和忙碌的人来说尤其可取。
The goods come in all shapes, sizes and colors on the Internet.
译文：这些货物在网上的各种形状,大小和颜色都有。
All they need to do is to sit in front of their computers and click the mouses.
译文：所有他们需要做的是坐在电脑前点击鼠标。
The commodities they order will be delivered to them promptly.
译文：他们所订购的商品将及时送到他们的。
However, shopping on the Internet also has its disadvantages.
译文：然而，在互联网上购物也有其缺点。
The first disadvantage is that the consumers can't see the goods or try them on personally.
译文：第一个缺点是消费者看不到商品或者亲自试用。
Sometimes, the real goods may not be the same as what they have seen on the computer.
译文：有时候，真正的商品可能不一样，因为他们在电脑上看到的。
The second disadvantage is that some shops on the Internet are not registered.
译文：其次是一些商店在网上没有注册。
They will never deliver anything to you after they get the money from you.
译文：在他们从你得到的钱之后,他们永远不会给你提供任何东西。
Once cheated, you will find that you have nowhere to go to complain.
译文：一旦被欺骗，你会发现你无处可去抱怨。