题目：How to be a wise consumer according to Unit 5?
To buy whatever we want.
Think twice whether we really need the stuff before we buy it.
Always saving money instead of spending.
To loan some money to buy things even if we cannot afford them.
题目：How to be a wise consumer according to Unit 5?
To buy whatever we want.
Think twice whether we really need the stuff before we buy it.
Always saving money instead of spending.
To loan some money to buy things even if we cannot afford them.
