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【单选题】
患者女性,57岁,因尿毒症行腹膜透析治疗,护士指导患者在透析佩戴口罩。以下除哪一种情况外,均需立即更换口罩A.
口罩潮湿时
B.
口罩掉在地上后
C.
污染的手接触了口罩
D.
接触霍乱患者后
E.
为肝硬化患者做宣教后
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举一反三
【单选题】Over two thirds of the population were believed to have no ______ to the health care in the west rural area in China.
A.
aid
B.
basis
C.
belief
D.
access
【简答题】（1）（﹣3）+（﹣4）﹣（+11）﹣（﹣9）= _________ （2）（﹣7）×（﹣5）﹣90÷（﹣3）= _________ （3） = _________ （4） = _________
【单选题】____________of the news reports _________written in English on the Internet.
A.
Two thirds, are
B.
Two-thirds, is
C.
Two third, are
D.
Second thirds, is
【单选题】As a result of the policy ______.
A.
two thirds of mayors are now college graduates
B.
over 20% of eligible East German women still have no jobs
C.
two thirds of East German women go out to work
D.
two thirds of East German doctors, judges are men
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