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问题 选择题

有关北京的说法，符合事实的是①全国政治、经济中心和国际交往中心②古城址的变迁与水源密切相关③传统建筑和现代建筑交相辉映④中华世纪坛是北京的名胜古迹之一[ ]

A．①②

B．②③

C．②④

D．①③

答案

答案：D

单项选择题

脉管系统是由（）组成的。

A.心脏和血管系统

B.心血管系统和淋巴系统

C.心脏、动脉和静脉

D.血管和淋巴管
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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 (51) an educational institution, and they are required to study for a minimum of fifteen hours a week on a (52) course. Prospective students have to show that they can afford their studies, and that they have sufficient (53) resources to support themselves (54) in this country.

In order to work here the foreigner needs a work permit, (55) must be applied for by his prospective employer. The problem here is that the Department of Employment has the right to grant or (56) these permits, and there is little that can be done (57) it; it would be extremely unwise for a foreign visitor to work (58) a permit, since anyone doing so is liable to immediate deportation (驱逐出境). There are some people from the Common Market countries, who are often given (59) 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 (60) part-time jobs while they are studying here.

52().

A.daytime 

B.weekend 

C.part-time 

D.evening
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