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Section A Exploratory ReadingSkim the following passage and decide whether the following statements are true or false according to the passage. Advertising has become a very specialized activity in modern times. In the business world of today, supply is usually greater than demand. There is great competition between different manufacturers of the same kind of product to persuade customers to buy their own particular brand. They always have to remind the consumer of the name and the quality of their product. They do this by advertising.The manufacturer advertises in the newspapers and on posters. He sometimes pays for songs about his product in commercial radio programs. He employs attractive sales girls to distribute samples of it. He organizes competitions with prizes for the winners. He often advertises on the screens of local cinemas. Most important of all, in countries that have television he has advertisements put into programs that will accept them.Manufacturers often spend large sums of money on advertisements. We buy a particular product because we think that it is the best. We usually think so because of the advertisements that say so. Some people never pause to ask themselves if the advertisements are telling the truth.Statements1. Demand is usually greater than supply in modern business world.
A.
正确
B.
错误
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【简答题】柏子仁除润肠通便外,又能
【简答题】柏子仁生用长于____、____。
【简答题】晶闸管整流元件的额定电压是指它的()。
【单选题】雨天乘公交车时,雨伞应该
A.
收好拿在手上,任凭水滴落在车厢里
B.
收拢好并放在塑料袋里
C.
收好后抖一下雨伞
D.
高高举起来
【多选题】酸枣仁与柏子仁比较,正确的()
A.
都可以养血安神,治疗心血不足之心悸,失眠,健忘
B.
两者常相使为用
C.
酸枣仁可收敛止汗,生津止渴
D.
柏子仁还可以润肠通便
E.
酸枣仁安神力弱于柏子仁
【单选题】晶闸管的额定电压是指( )。
A.
(A)正向平均电压
B.
(B)反向不重复峰值电压
C.
(C)反向重复峰值电压
D.
(D)正向不重复峰值电压
【单选题】晶闸管的额定电压是指()。
A.
正向阻断峰值电压
B.
正向峰值电压
C.
正向阻断峰值电压和反向峰值电压二者中较小的那个数值
D.
正向阻断峰值电压和反向峰值电压二者中较大的那个数值
【简答题】柏子仁的功效是 查看材料
【简答题】型号为KP100-12的晶闸管是指额定电流为()A,额定电压为1200V的普通反向阻断型晶闸管。
【简答题】晶闸管的电压定额是指晶闸管断态重复峰值电压和反向重复峰值电压两者的较( )值。
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