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问题 单项选择题

被乙型肝炎病人血液污染的针头刺破皮肤后，主要采取下列哪种措施进行预防

A．应用干扰素

B．碘酒消毒

C．注射转移因子

D．注射丙种球蛋白

E．注射特异性高价免疫球蛋白

答案

参考答案：E

单项选择题

Are you a man or a mouse When people ask this question they want to know (1) you think you are a (2) person or a coward. But you will never really know the answer to this question (3) you are tested in real life. Some people (4) they are brave but when they come face to face with real (5) , they act like cowards. Others think of themselves as cowards, but when they meet danger, they act like (6)

Lenny had always thought of himself as a (7) person. He got worried before examinations. He worried about his job and health. All he wanted in life was to be safe and healthy. (8) , on January 15th, 2002, a plane crashed into the Potomac River in Washington. Lenny went to the river to see what was happening. He saw a woman in the (9) water. Lenny did not feel afraid. He kept very (10) and did a very dangerous thing. He jumped into the Potomac, (11) to the woman, and kept her head (12) the water. Seventy-eight people died that day. Thanks to Lenny, it was not (13) .

When you are in a very (14) situation and feel afraid, the body automatically produces a chemical in the blood. The chemical is called adrenalin. (15) adrenalin in the blood system, you actually feel per and per and are (16) to fight or run away. However, when you are absolutely terrified, the body can produce too much adrenalin. When this (17) , the muscles become very hard and you find you (18) move at all. You are then paralyzed with fear. This is (19) when we are very frightened, we sometimes say we’re "petrified". This word comes from the Greek word "petros", which means "stone". We are (20) frightened that we become stonelike.

18（）

A.needn’t 

B.can’t 

C.mustn’t 

D.shouldn’t
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单项选择题

目前世界上广泛流行的经济学著作除了萨缪尔森的《经济学之外》还有哪一著作？（）

A、瓦尔拉的《经济学原理》

B、曼昆的《宏观经济学》

C、叶赫曼的《经济学原理》

D、曼昆的《经济学原理》
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