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【单选题】
选择吸收剂时不需要考虑的是( )A.
对溶质的溶解度
B.
对溶质的选择性
C.
操作温度下的密度
D.
操作条件下的挥发度
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反馈参考答案：
举一反三
【单选题】关于丙型肝炎的说法，正确的是（）
A.
其母婴传播的概率稍高于乙型肝炎
B.
目前，不洁性生活是主要的传播途径
C.
成年人感染丙型肝炎很少慢性化
D.
若患者无禁忌证，只要血清HCVRNA阳性，就应考虑抗HCV治疗
E.
我国丙型肝炎患者以感染基因2/3型为主
【单选题】According to paragraph 1, why is it impossible to identify the time period for theatres in Greece?
A.
There are too few sites that have been excavated and very little data collected about them.
B.
The archeologists from earlier periods were not careful, and many artifacts were broken.
C.
It is confusing because stones from early sites were used to build later structures.
D.
Because it is very difficult to date the concrete that was used in construction during early periods.
【单选题】Why did some TI' practitioners agree to be the subjects of Emily's experiment ?
A.
It involved nothing more than mere guessing.
B.
They thought it was going to be a lot of fun.
C.
It was more straightforward than other experiments.
D.
They sensed no harm in a little girl's experiment.
【多选题】以下关于乙型肝炎的说法正确的是哪些( )?
A.
患者与病毒携带者都具有传染性
B.
由乙型肝炎病毒引起，因此应服用抗生素
C.
急性表现为厌油、疲乏无力、食欲不振、低热、恶心呕吐、黄疸、肝肿大，具有传染性
D.
慢性表现为面黑、蜘蛛痣、肝掌，不具有传染性
E.
与乙肝病人正常接吻、吃饭会传播乙肝病毒。
【单选题】某日天下大雪，路面湿滑，一行人被A、B辆车相撞致死，后经交通警察查实，该事故是因A车驾驶员酒后驾车所致。则行人死亡的近因是( )。
A.
大雪天气
B.
酒后驾车
C.
两车相撞
D.
路面湿滑
【单选题】阻止空气流入燃烧区域或用不燃物质冲淡空气,使燃烧物质得不到足够的氧气而熄灭火的方法是
A.
隔离灭火法
B.
窒息灭火法
C.
冷却灭火法
D.
抑制灭火法
E.
冷水灭火法
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