皮皮学，免费搜题
登录
搜题
【判断题】
面对我市多年来冬季大气污染严重的状况,市政府下大力气整治,终于妙手回春。据2009年环境监测显示:优级天数增加,重污染天数减少。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】What kind of conflicts do the heroines in her story usually have to face?
A.
The conflicts between marriage and self-actualization
B.
The conflicts between personal aspirations and social responsibilities
C.
The conflicts between responsibility as a daughter and the inspiration of a writer
D.
The conflicts between physical world and psychological world
【单选题】What kind of conflicts do the heroines in her story usually have to face?
A.
The conflicts between personal aspirations and social responsibilities
B.
The conflicts between physical world and psychological world
C.
The conflicts between marriage and self-actualization
D.
The conflicts between responsibility as a daughter and the inspiration of a writer
【单选题】● 在以下几种网络交换技术中，适用于计算机网络、数据传输可靠、线路利用率较高且经济成本较低的是（）。（）
A.
电路交换
B.
报文交换
C.
分组交换
D.
ATM技术
相关题目：