What are there in our society nowadays? There are______.

(16)Nowadays in the society, there are many fake goods. When you go to the supermarket, you may buy some fake food and goods. When you go to the pharmacist’s, you may buy some fake medicines.
     (17)The deep root of this phenomenon lies in someone’s greed for money. In order to get a large amount of money in a short time, they try every means to produce fake goods,(18)without any regard for other people’s benefit and health.
     (19) Fake goods can do great harm to both consumers and society. For example, when a person buys fake medicines, they are useless in curing his disease and really a waste of money. Sometimes fake medicines can even cause death. Fake goods are usually sold in a lower price.(20)It causes unfair competition in the market economy and puts the whole society in disorder.