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【单选题】
直接涂片镜检脑膜炎菌时，最常用的标本是A.
泌尿生殖道的脓性分泌物
B.
痰液
C.
呕吐物或剩余食物
D.
脑脊液
E.
伤口坏死组织或渗出物
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【单选题】There is fairly wide agreement that __ _____ ___ and entrepreneurial activity are the engines of long-run economic growth in virtually any country.
A.
political economy
B.
labor
C.
innovation
D.
capital
【简答题】与热力管接近或交越的情况,不宜采用 敷设。
【简答题】PROFITS AND SOCIAL RESPONSIBILITY In the 1920s,many large American corporations began,on a wide scale,to establish pension funds,employee stock ownership,life insurance schemes,unemployment compensati...
【简答题】与热力管接近或交越的情况,不宜采用()
【单选题】Section B Directions: There are 2 passages in this part. Each passage is followed by some questions or unfinished statements. For each of them there are four choices marked A), B), C) and D). You shou...
A.
It may not prove an environmental crisis at all.
B.
It is an issue requiring world wide commitments.
C.
Serious steps have been taken to avoid or stop it.
D.
Very little will be done to bring it under control.
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