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【简答题】
We are living in the age of a telecommunications revolution. In order to keep from getting (1) , many developing countries are making an intensive effort to strengthen their telecommunications infrastructure. 正确his will help them (2) the developed countries. It was, after all, advanced telecommunications (3) gave some countries an economic advantage (4) others during the 20th century. 正确here is one place that developing nations are (5) improve upon. 正确hat is enabling their citizens and businesses to get (6) to the Web. 正确hey are installing advanced optical fibers. 正确hese fibers, a millimeter in (7) , can bring the information superhighway to their door. 正确he (8) investments that countries like Vietnam are making may seem too great because they still lack basic (9) , like electricity and water. However, government officials say that these moves are (10) . 正确hey are also confident that their countries will (11) the benefits. 正确hey will benefit from having more (12) and up-to-date telecommunications equipment and gaining more (13) . One Vietnamese leader said, "It is understandable that people want to (14) their immediate problems first. Still, our entire future is (15) . People don't always understand the (16) of the problem, though." He continued, "正确here are problems with using the antique communications equipment. And if we continue to use such old equipment, the (17) between us and the developed world will continue to widen. (18) have to be made now so that our children will have a country with opportunities equal (19) those they see in the developed world." It will not be far (20) they can cruise alongside Americans and Western Europeans on the information superhighway.
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【单选题】在VFP中创建新类时, ___________ 。
A.
只能基于基类
B.
可以基于任何VFP基类和子类
C.
只能基于子类
D.
不能基于不可视类
【单选题】在VFP中,下述字符串表示方法中正确的是 ________ 。
A.
”VFP”水平”测试”
B.
[VFP”水平”测试]
C.
{VFP”水平”测试}
D.
[VFP[水平]测试]
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A.
只有accept
B.
有accept 和wait
C.
都可以
D.
只有wait
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VFP将用户自定义子类保存在扩展名为.vcx的类库文件中
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一个VFP类库文件中可以保存多个自定义子类
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只能基于VFP的基类创建子类
D.
在VFP中,可以使用“类设计器”或“表单设计器”创建子类
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水晶宫(帕克斯顿)
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包豪斯校舍(格罗皮乌斯)
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埃菲尔铁塔(埃菲尔)
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芝加哥汉考克大厦(SOM事务所)
【单选题】作为建筑工业化体系建造思想的先驱作品,现代建筑史上的里程碑是( )。
A.
包豪斯校舍(格罗皮乌斯)
B.
水晶宫(帕克斯顿)
C.
芝加哥汉考克大厦(SOM事务所)
D.
埃菲尔铁塔(埃菲尔)
【判断题】不可逆过程的熵变无法计算。
A.
正确
B.
错误
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