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【多选题】
常用的测定蛋白质相对分子质量的方法有A.
分子筛层析法
B.
SDS-PAGE
C.
双缩脲法
D.
凯氏定氮法
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举一反三
【简答题】I can't repair the model ship ____. Can you help _____?A. me; me B. myself; myself C. myself; me D. me; myself
【单选题】男性22岁,右胸刺伤2小时,创口与胸腔相通,患者极度困难,首要的急救措施
A.
迅速封闭胸壁伤口
B.
立即手术
C.
输血、输液
D.
胸腔闭式引流
E.
給氧、气管插管
【单选题】男性,22岁,右胸刺伤2小时,伤口与胸腔相通,病人极度呼吸困难,首要的急救措施是:
A.
迅速封闭胸壁伤口
B.
立即手术
C.
输血、输液
D.
胸腔壁式引流
E.
给氧、气管插管
【单选题】_____the equipment before you leave, or you will be punished by our chemistry teacher. [ ]
A.
Remember cleaning
B.
Remember to clean
C.
To remember to clean
D.
To remember cleaning
【单选题】What do you learn from the conversation?
A.
The man can' t come for the appointment at 4:15．
B.
The man is glad he' s got in touch with the doctor．
C.
The man wants to change the date of the appointment．
D.
The man was confused about the date of the appointment．
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