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【单选题】
结核菌素试验结果(+++)是指48~72小时后观察结果,局部硬结直径A.
<5mm
B.
5~9mm
C.
10~19mm
D.
≥20mm
E.
≥20mm或不足20mm伴水疱
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【简答题】状态行响应文本为:“ HTTP/1.1 200 OK ”,状态码 200 表示 , 如果状态码为 404 ,则表示 。
【简答题】A couple of years ago, I went to Australia for a meeting with my friend, Chris. We decided to drive across country to Brisbane after the meeting ended. The drive was going to take four days and most o...
【单选题】You should not touch it if you are not sure it is secure enough.
A.
clean
B.
pretty
C.
distant
D.
safe
【简答题】《合同法》规定，缔约当事人所达成的协议的表现形式指的是（ ）。
【单选题】The author uses the example of Chris Niedenthal in the first paragraph to illustrate that
A.
Chris Niedenthal is a person with a terrific appetite.
B.
the author is against Chris Niedenthal's diet.
C.
unreasonable diet may contribute to one's overweight.
D.
Chris Niedenthal has a high cholesterol level in his body.
【单选题】流行病学实验的基本特征不包括（）
A.
是前瞻性研究
B.
不能确证因素与疾病之间的因果关系
C.
必须施加一种或多种干预措施
D.
分组必须采取严格的随机分配原则
E.
必须有平行的实验组和对照组
【单选题】听力原文：Chris: I' ve heard that you used to work for the BBC, is that true? Erwin: Yes, that’s true. I worked as a news journalist for the World Service, specializing in Africa. Chris: Then how could you...
A.
Because he likes diving.
B.
Because he wanted to find a job as a dive master there.
C.
Because he worked for the World Service.
D.
Because he was assigned to Madagascar.
【单选题】姐姐买了一件新衣服,回家后妹妹说很喜欢,姐姐就立即把衣服送给了妹妹穿,妹妹穿上很漂亮。请问从会计要素考虑,这件衣服属于谁的资产?
A.
姐姐，因为是姐姐购买的。
B.
妹妹，因为妹妹拥有控制。
C.
共同拥有
D.
独立，不属于任何一方
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