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问题 多项选择题

下面哪砦是提示上消化道大出血预后不良及危险性增高的主要因素（）。

A.高龄患者（>60岁）

B.行严重伴随病（心、肺、肝、肾功能不伞等）

C.本次出血量大

D.食管胃底静脉曲张破裂出血

E.消化性溃疡伴内镜下活动出血

答案

参考答案：A, B, C, D, E

解析：以上选项均为上消化道大出血预后不良及危险性增高的主要因素。

选择题

在大陆东、西部都有分布，且具有不同气候特点的自然带是

A．亚寒带针叶林带

B．温带落叶阔叶林带

C．亚热带常绿阔叶林带

D．热带常绿硬叶林带
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单项选择题

Euthanasia has been a topic of controversy in Europe since at least 1936. On an average of six times a day, a doctor in Holland practices "active" euthanasia: (1) administering a lethal drug to a (2) ill patient who has asked to be relieved (3) suffering. Twenty times a day, life prolonging treatment is withheld or withdrawn (4) there is no hope that it can (5) an ultimate cure. "Active" euthanasia remains a crime on the Dutch statute books, punishable (6) 12 years in prison. But a series of court cases over the past 15 years has made it clear that a competent physician who (7) it out will not be prosecuted.

Euthanasia, often called "mercy killing", is a crime everywhere in Western Europe. (8) more and more doctors and nurses in Britain, Germany, Holland and elsewhere readily (9) to practicing it, most often in the "passive" form of withholding or withdrawing (10) The long simmering euthanasia issue has lately (11) into a sometimes fierce public debate, (12) both sides claiming the mantle of ultimate righteousness. Those (13) to the practice see themselves (14) sacred principles of respect for life, (15) those in favor raise the banner of humane treatment. After years (16) the defensive, the advocates now seem to be (17) ground. Recent polls in Britain show that 72 percent of British (18) favor euthanasia in some circumstances. An astonishing 76 percent of (19) to a poll taken late last year in France said they would like the law changed to (20) mercy killings. Obviously, pressure groups favoring euthanasia and "assisted suicide" have grown steadily in Europe over the years.

9（）

A.admit

B.allege

C.approve

D.adopt
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