C
A,B 冠词不对,D的 words 形式错误Car accidents kill ____ people in our country every year. A thousandB thousands C thousands of Dthousand of ______ nice music! A What a B WHATC thousands of Amusic可数吗不可数， 但这里可以a + 形容词 + 抽象名词 a 表示一种。。。 一段时间的。。。What a wonderful time!What a good education！What a fine paper!