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【单选题】
下列关于温度对酶促反应速度影响叙述错误的是A.
低温易使酶变性
B.
低温有利于酶制剂保存
C.
最适温度时酶活力最大
D.
低温时酶活性降低
E.
高温时可使酶变性
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举一反三
【单选题】—Hello, Sally. How’s everything going? — _______.
A.
The same to you
B.
I can’t agree more
C.
Not too bad
D.
That’s right
【单选题】张女士,65岁,有心脏病史,输液速度60滴/分钟,约40分钟左右后病人突然呼吸困难,气促,咳嗽,咯出血性泡沫样痰,下列急救措施,何项不妥
A.
立即停止输液
B.
20%～30%乙醇湿化吸氧
C.
四肢轮流结扎
D.
遵医嘱给予强心剂和利尿药
E.
置左侧卧位和头低足高位
【单选题】Sally. I need my dictionary. Can you ___________? [ ]
A.
bring me it
B.
take me it
C.
bring it to me
D.
take it to me
【单选题】____ carefully! Can you ____ anything? [ ]
A.
Listen to … hear
B.
Hear… hear
C.
Listen …hear
【单选题】Tanya can swim faster than Jack but slower than Sally. Harry usually swims faster than Jack, sometimes swims faster than Tanya, but never swims faster than Sally. Who is the slowest swimmer?
A.
Tanya.
B.
Sally.
C.
Harry.
D.
Jack.
【单选题】张女士,65岁,有心脏病史,输液速度60滴/分钟,约40分钟左右后患者突然呼吸困难、气促、咳嗽,咳出血性泡沫痰,下列急救措施,何项不妥:
A.
立即停止输液
B.
20％-30％乙醇湿化吸氧
C.
置左侧卧位和头低足高位
D.
四肢轮流结扎
【单选题】— Hello, Sally. How's everything going? — _____. [ ]
A.
The same to you
B.
I can't agree more
C.
That's right
D.
Surviving
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