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七选五 Do you constantly use the computer, whether for learning or entertainment? Computers give off radiation that is bad for your health, but here are some ways to protect yourself from computer radiation . ___1___ Green tea can be absorbed by the body easily into a form of vitamin A, which helps reduce radiation. ___2___ It is advisable to attach a radiation filter plate (辐射过滤板) in front of your computer’s screen . Make sure to avoid putting any metal substances near your computer as these may have reflected some of the electromagnetic waves that are harmful to your health . ___3___ The brighter the screen the higher the radiation there will be and vice versa . You can also put some radiation-absorbing plants such as several cacti near your computer to prevent radiation . Make sure you do a skincare protection before sitting in front of the computer . ___4___ Wash your face soon after using the computer in order to reduce 70% of the radiation . ___5___ Old computer in general, has one to two times more radiations released than the new one within the same distance . A . And adjust the brightness of your computer screen . B . Apply a layer of facial mask to protect yourself . C . And adjust the sound level on your computer . D . The most efficient way is by drinking some coffee regularly . E . The simplest way is by drinking 2 & 3 cups of green tea every day . F . If possible, purchase a new computer instead of using an old model computer . G . It also helps keep our eyes see things clearly in the dark by improving the visual ability .
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【单选题】下列关于抵押合同形式的表述,正确的是()
A.
抵押合同可以采用口头形式
B.
抵押合同应当采用书面形式
C.
抵押合同采用口头形式、书面形式均可
D.
抵押合同可以采取书面合同以外的其他形式
【单选题】关于记账凭证账务处理程序,下列说法不正确的是
A.
根据记账凭证逐笔登记总分类账,是最基本的财务处理程序
B.
简单明了,易于理解,总分类账可以教详细地反映经济业务的发生情况
C.
登记总分类账的工作量较大
D.
适用于规模较大、经济业务量较大的单位
【单选题】下列哪项对鉴别外感咳嗽与内伤咳嗽无明显意义
A.
起病的缓急
B.
感邪的不同
C.
病程的长短
D.
属虚属实的不同
E.
咳嗽的多少
【单选题】外感咳嗽与内伤咳嗽,下列哪项无鉴别诊断意义
A.
感邪的不同
B.
起病的缓急
C.
起病的长短
D.
咳痰的多少
E.
属实属虚的不同
【单选题】关于记账凭证账务处理程序,下列说法不正确的是
A.
根据记账凭证逐笔登记总分类账
B.
总分类账可以较详细地反映经济业务的发生情况
C.
登记总分类账的工作量较大
D.
适用于规模较大、经济业务量较多的单位
【判断题】中国的改革首先在农村拉开序幕。
A.
正确
B.
错误
【单选题】中国的改革首先在( )拉开序幕。
A.
城市
B.
农村
C.
国有企业
D.
乡镇企业
【单选题】下列哪项绩效测量可以告诉我们完成一个项目还需要多少预算?
A.
ETC
B.
EV
C.
AC
D.
EAC
【单选题】对磁感应转速传感器的论述,以下正确的是?()
A.
当转子凸齿对准传感器线圈时,传感器线圈磁场强度最大。
B.
当转子凸齿离开传感器线圈时,传感器线圈磁场强度增大。
C.
当转子凸齿对准传感器线圈时,可以获得最大的信号电压峰值。
D.
当转子凸齿离开传感器线圈时,信号电压增大。
【判断题】中国的改革首先在农村拉开序幕的。
A.
正确
B.
错误
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