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问题 问答题

将当前Word文档中的所有“电脑”改为“电子计算机”。写出操作步骤。

答案

参考答案：(1)单击“编辑”菜单的“替换”命令，打开“查找和替换”对话框。
(2)在“查找内容”框中输入“电脑”，在“替换为”框中输入“电子计算机”。
(3)单击“全部替换”按钮。(或依次单击“替换”按钮)

单项选择题 A1/A2型题

对超声诊断的描述正确的是（）。

A.超声在均质液体中呈单反射性

B.超声在肝脏中反射界面较多

C.肾脏纤维化时呈单反射

D.含气的脏器为无反射

E.大量脂肪沉积的脏器常被吸收衰减
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单项选择题

Visitors to this country are normally admitted for six months, but foreign students can usually stay for one year. They must (52) an educational institution, and they are required to study for a (53) of fifteen hours a week on a daytime course. Prospective students have to show that they can afford their studies, and that they have sufficient (54) resources to support themselves (55) in this country.

In order to work here the foreigner needs a work permit, (56) must be applied for by his prospective employer. The problem here is that the Department of Employment has the right to grant or (57) these permits, and there is little that can be done (58) it; it would be extremely unwise for a foreign visitor to work (59) a permit, since anyone doing so is liable to immediate deportation (驱逐出境). There are some people from the European countries, who are often given (60) residence permits of up to five years. Some other people, such as doctors, foreign journalists, authors and others can work without permits, and foreign students are normally allowed to (61) part-time jobs while they are studying here.

56().

A.receive 

B.refuse 

C.oppose 

D.accept
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