选C.翻译：玩具市场充斥着廉价的进口商品,所以当地政府决定规范市场.
辨析：A.habituate.使习惯于
They are habituated to hard work.
他们习惯于艰苦的工作.
B.discard及物动词 vt.
1.丢弃,抛弃
We should discard old beliefs.
我们应该抛弃旧观念.
2.不再使用
We will discard the old books.
我们将不再使用这些旧书.
3 saturate.使…大量吸收或充满某物
The market has been saturated with paintings like that.
那种画充斥了市场.
4.inherit 继承
He intended that his son should inherit his business.
他打算让他的儿子继承他的生意.