【正确答案】
Nowdays in the society, there are enormous fake commodities. When you go to the supermarket, you may buy some fake food commodities. When you go to the pharmacist's, you may buy some fake medicine.
The deep root of this phenomenon lies in someone's greed for money. In older to get a large amount of money in a short time, they try every means to produce fake commodities, without any regard for other people's benefit and health.
Fake commodities can do great harm to both consumers and society. For example, when a person bought fake medicine, it was useless in curing his disease and really a waste of money. Sometimes fake medicine can even cause death. Fake commodities are usually sold in a lower price. It causes unfair competition in the market economy and puts the whole society in disorder.
So we should work together to resist the phenomenon of fake commodities.

【答案解析】[解析] 本文的主题是“假冒伪劣商品的危害性”，因此首段可以谈及目前社会上有不少假冒伪劣商品，并分析产生这种现象的原因。随后可以举例说明假冒伪劣商品对消费者个人、社会等的危害，最后呼吁人们对这种现象进行抵制。