( )是减少各种治安危害和维护社会治安秩序的基本措施。-我要搜题网

[单选题]杂音电压是指在一定频率范围内，所有杂音电压信号的(　）之和。
A.A、有效值
B.B、对数
C.C、最大
D.D、最小

[单选题]旅游者小赵不听导游员小张劝阻，在火车的车厢连接处吸烟，情节较轻，对此，由公安机关处警告或者处以罚款（）。
A.100 元
B.200 元
C.500 元
D.1000 元

[单选题]接触网整体设备寿命周期一般为（）年。（职工）（应知应会-铁总运[2017]9号，第八十六条）
A.20
B.20-25
C.15
D.25

[不定项选择题]共用题干 Many Children'S Deaths Preventable:WHO
Over five million children die each year from disease,infections and accidents related______(51)their environment although many of these deaths are largely preventable,says the World Health Organization.
On Monday,the WHO asked governments and citizens around the world to take action to cre-ate healthy______(52)for children as it celebrated World Health Day.
“The biggest threats to children's health lurk in the very______( 53)that should be safest-home,school and community,” said Dr. Gro Harlem Brundtland,director-general of the WHO at the day's launch in New Delhi,India.
“Every child has the right to______(54)up in a healthy home,school and community.
The future development of our children-and their world-depends on______(55)enjoying good health now.We have their future in our______(56).Now we must work more effectively together to______(57)the risks from the environment which our children face,”Brundtland said.
This year's theme,“Healthy Environments for Children”focuses on the many dangers ______(58)by children in and around the places where they live and play.
These include inadequate access to safe drinking______(59)and sanitation,insect- borne diseases,air pollution,chemical hazards and injuries from traffic,falls,burns and drownings.
Communities around the world organized events to promote awareness of children's health is-sues,______(60)included drawing contests for schoolchildren in Vietnam,street plays in In-dia,puppet shows in Namibia and professional lectures for policy makers in Germany and else-where.
Activities also took______(61)in cities across Canada on Monday,including Calgary, Montreal,Halifax and Ottawa.
Although children under five represent only 10 per cent of the world's population,they bear 40 per cent of the global disease______(62),says the WHO.And as much as one-third of the total burden of disease may be caused by environmental______(63).
World Health Day has been celebrated on April 7th______(64)1950 .Each year the WHO chooses a theme to highlight areas of particular concern.Last year's______(65),Move for Health,focused on promoting physical activity as part. of healthy living. 57._________
A.run
B.reduce
C.take
D.regard

[单项选择]( )是减少各种治安危害和维护社会治安秩序的基本措施。A. 严厉打击工作B. 积极预防工作C. 社会教育工作D. 改造工作

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[单项选择]( )是减少各种治安危害和维护社会治安秩序的基本措施。
A. 严厉打击工作
B. 积极预防工作
C. 社会教育工作
D. 改造工作