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【判断题】
双绞线最常见的应用是有线电视系统。 ( )A.
正确
B.
错误
手机使用
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反馈参考答案：
举一反三
【简答题】A．All the money on advertising was wasted. B．Not all the advertisements were well designed. C．All the managers knew about advertising then. D．Managers spent no money on advertising.
【简答题】They were mainly about the deceptive and misleading _____ of the advertising claims.
【单选题】内燃机是热机的一种,它是____。
A.
在气缸内燃烧并利用某中间工质对外做功的动力机械
B.
在气缸内进行二次能量转换并利用某中间公制对外做功的动力机械
C.
在气缸内燃烧并利用燃烧产物对外做功的动力机械
D.
在气缸内燃烧并利用燃烧产物对外做功的往复式动力机械
【单选题】Cigarettes manufacturers were eager to' quit television and radio advertising because the cost of advertising was getting much higher.
A.
Y
B.
N
C.
NG
【单选题】They were advertising for a young, ________ business manager for their new branch.
A.
dairy
B.
daring
C.
dynamic
D.
deficit
【单选题】58 percent of people were asked thought that the advertising of tobacco and alcohol should be banned.(改错题)
A.
58 percent
B.
were asked
C.
the advertising
D.
should
【单选题】________ stop advertising, prices would be greatly reduced.
A.
Were they to
B.
Could they
C.
If they
D.
Would they
【单选题】下列关于 Access 数据表索引的叙述中,正确的是( )。
A.
索引可以加速在表中查找和排序的速度。索引可以分为唯一索引、普通索引和主索引。唯一索引要求字段值不能重复,一张表中可以有多个唯一索引;普通索引字段值可以重复,一张表可以有多个普通索引;主索引要求字段值不能重复,且一张表中只有一个主索引。索引只有有序的类型字段可建立。如:自动编号、文本、数字、日期/时间、货币、是/否、超链接、备注。不能建立的有OLE对象、附件和计算类型。故选择B选项。
B.
索引可以提高数据输入的效率
C.
索引可以提高记录查询的效率
D.
任意类型字段都可以建立索引
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