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问题 单项选择题 A1/A2型题

手部伤口（）

A.术后6～7天拆线，带蒂皮瓣移植术后3～4周断蒂

B.术后7～10天拆线，带蒂皮瓣移植术后3～4周断蒂

C.术后10～14天拆线，带蒂皮瓣移植术后1～2周断蒂

D.术后10～14天拆线，带蒂皮瓣移植术后2～3周断蒂

E.术后10～14天拆线，带蒂皮瓣移植术后3～4周断蒂

答案

参考答案：E

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 (54) an educational institution, and they are required to study for a (55) 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 (56) resources to support themselves (57) in this country.

In order to work here the foreigner needs a work permit, (58) must be applied for by his prospective employer. The problem here is that the Department of Employment has the right to grant or (59) these permits, and there is little that can be done (60) it; it would be extremely unwise for a foreign visitor to work (61) 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 (62) 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 (63) part-time jobs while they are studying here.

59().

A.receive 

B.refuse 

C.oppose 

D.accept
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填空题

离心泵严禁采用（）的方法来调节泵出口流量。
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