问题
多项选择题
通常根据粒子状态污染物在重力作用下的沉降特性可将其分为()
A.降尘
B.浮尘
C.扬尘
D.落尘
E,飘尘
答案
参考答案:A, E
通常根据粒子状态污染物在重力作用下的沉降特性可将其分为()
A.降尘
B.浮尘
C.扬尘
D.落尘
E,飘尘
参考答案:A, E
根据汉语提示完成句子。 1. I know _____. (他已经回来了). 2. I simply don't believe that _____ (他曾说过这样一件事). 3. I don't think _____ (明天将下雨). 4. He suggested _____ (我们应当开个会). 5. I don't believe _____ (他们今天下午来). 6. She told me _____ (昨天她借了一本有趣的书). 7. The teacher told his students that _____ (太阳比月亮大多了). 8. My mother used to tell me that eating more vegetable _____ (有益于我的健康). 9. —Shall I help you move it to the corner? —_____ (不用,谢谢). I can do it myself. |