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女性，35岁，患有风湿性心脏病二尖瓣狭窄，除阴天有时关节酸痛外，无任何不适，未给予治疗。3天来感冒、咳嗽、咳黄黏痰。予以静点抗生素，按3ml／min的速度输入，在输液中病人突感呼吸困难，频频咳嗽，咳粉红色泡沫样痰，烦躁不安。检查：血压100/60mmHg，呼吸32次／分，心率120次／分，律齐，双肺有散在湿性啰音。

抢救措施中对其治疗无益的是（）

A.静注呋塞米

B.静点硝酸甘油

C.静注毛花苷C（西地兰）

D.静注氨茶碱

E.吗啡皮下注射

答案

参考答案：C

单项选择题

When a disease of epidemic proportions threatens the public, scientists immediately get to work, trying to locate the source of affliction and find ways to combat. Vaccination is one of the effective ways to protect the (1) population of a region or country which may be (2) grave risk. The process of vaccination allows the patient’s body to (3) immunity to the virus or disease so that, if it is encountered, one can fight it (4) naturally. To accomplish this, a small weak or dead (5) of the disease is actually injected into the patient in a controlled environment, (6) his body’s immune system can learn to fight the invader (7) . Information (8) how to penetrate the disease’s defenses is (9) to all elements of the patient’s immune system in a process that occurs naturally, in which genetic information is passed from cell to cell. This makes sure that (10) the patient later come into contact with the real problem, his body is well equipped and trained to (11) with it, having already done so before.

There are, however, dangers (12) in the process. (13) , even the weakened version of the disease contained in the vaccine proves (14) much for the body to handle, resulting in the immune system (15) , and, therefore, the patient’s death. Such is the case of the smallpox vaccine, (16) to eradicate the smallpox epidemic that nearly (17) the whole Native American population and killed massive numbers of settlers. (18) 1 in 10,000 people who receive the vaccine (19) the smallpox disease from the vaccine itself and dies from it. Consequently, the process, which is truly a (20) , may indeed hide some hidden curses.

19（）

A.infects

B.affects

C.effects

D.contracts
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单项选择题

德育的核心或基础是（）。

A.思想政治教育

B.法律教育

C.性教育

D.道德教育
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