以下各项中，对中国大气污染物管控对象的变化描述正确的是？（）

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问题多项选择题

A.从点源分散控制到集中控制

B.从关注酸雨到关注灰霾问题

C.从总量控制到浓度控制

D.从浓度控制到总量控制

E.从控制工业排放到“控煤”与“控车”

答案

参考答案：A, B, C, E

阅读理解

根据上下文和首字母提示写单词完成短文。

I 1.a______ Bob.This 2.i ______Mary. She is a 3.g______.She' is my good 4.f______ .

She is 5.n______years old. We are in the same 6.s______ She has a happy 7. f______.

There are 8. f people in her family. Her 9. p______ ,her brother, her sister and she.

10. H______mother is teacher. Her,11. f______ is a worker. Her brother and her sister

12. a______ very young

13. How old is Mary?

_______________________________

14. Is Mary's mother a worker?

_______________________________

单项选择题 B1型题

不宜与乌头类饮片同用的是（）

A.洋金花

B.生天南星

C.生半夏

D.车前子

E.轻粉