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问题 单项选择题

类的实例方法代表着( )。

A．类属性

B．类行为

C．从该类所创建的一个对象的行为

D．类成员变量

答案

参考答案：C

解析： 实例方法指出一个特定的对象行为，而类方法指出的则是属于该类的所有对象的行为。

单项选择题

哪种病变可引起小静脉周围炎性细胞浸润及神经损伤（）

A.结缔组织病变

B.自身免疫性周围神经病

C.中毒性和营养缺乏性病变

D.遗传代谢性疾病

E.感染性疾病
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单项选择题

In the following essay, each blank has four choices. Choose the best answer and write down on the answer sheet.

In recent years, there has been a dramatic increase in the range of media used to (71) information. Initially, communication was limited to simple forms of (72) such as voice and paper. This century, however, has witnessed the introduction of a greater variety of media types such as the telephone and visual forms of media. In the latter part of the century, this trend has accelerated and there is now a wide range of media types available to convey information. These advances provide a great opportunity for new developments in a range of areas such as education and commerce. However, there are also a number of problems associated with the growth of (73) in society. In particular, there is a great danger of creating information (74) . This problem can be seen, for example, in business where executives are required to make decisions based on an ever increasing variety and volume of information. (75) problems are also occurring in areas such as government, health care and education.

（72）是（）

A.mode

B.ways

C.medium

D.media
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