问题 单项选择题

诊断应考虑为()

A.右下肢血栓性浅静脉炎

B.下肢静脉曲张

C.动脉硬化闭塞症

D.血栓闭塞性脉管炎

E.下肢深静脉血栓

答案

参考答案:D

解析:根据患者的临床表现,首先可以肯定为下肢缺血表现,结合足背胫后动脉搏动未触及,考虑血管闭塞,原因考虑为血栓所致。

阅读理解

Canada is a very large country. It is the second largest country in the world .By contrast it has a very small population. There are only about 29 million people there. Most Canadians are of British or French origin(后裔), and French is an official language of Canada as well as English .About 45%of the people are of British origin, that is, they or their parents or grandparents, etc, come from British. Nearly 30% are of French origin. Most of the French–Canadians live in province of Quebec.

Over the years, people have come to live in Canada from many countries in the world .They are from many countries in the world .They are from most European countries and also from China, besides other Asian countries.

However, Canada was not an empty country when the Europeans began to arrive. Canadian Indians lived along the coast, by the rivers and lakes and in forests. Today, there are only about 350,000 Indians in the whole country, with their own languages. In the far north live the Inuit. There are only 27,000 Canadian-Inuit. Their life is hard in such a difficult climate.

小题1:The phrase “By contrast” in the passage means ____.

A.同时

B.相比之下

C.而且

D.实际上小题2:About ____ live in Quebec.

A.30% of the French –Canadians

B.45% of the Canadians

C.27,000 people

D.350,000 French – Canadians小题3:The official languages of Canada are ____.

A.English and Chinese

B.French and English

C.Indian and French

D.Chinese and Inuit小题4:About 23% of people in Canada came from _____.

A.China

B.England

C.France

D.some other countries except France and Britain

单项选择题