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【单选题】
下列关于昼夜节律去同步化表现的描述,正确的是A.
夜间觉醒阈值明显降低
B.
不易被惊醒
C.
表现为昼夜失眠
D.
重新获得同步化的时间为10天以上
E.
重新获得同步化的过程中患者感觉舒适
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反馈参考答案：
举一反三
【单选题】My trip to the small village under the control of the enemy fire was full of delays and difficulties, but I eventually ( ) .
A.
got by
B.
turned it over
C.
hit the sack
D.
made it
【单选题】After the big fire, only a small part of the forest _____. [ ]
A.
kept
B.
appeared
C.
remained
D.
continued
【单选题】Don’t be worried about the small fire in that field. It won’t be long before it ____.
A.
burns up
B.
burns down
C.
burns out
D.
burns away
【单选题】Which of the following small towns holds the Prairie Fire Festival annually?
A.
Cassoday.
B.
Cottonwood Falls.
C.
Chase County.
D.
Clements.
【简答题】阅读理解。 This morning, a boy of twelve saw a small fire at one end of a ship. Tom left home very early, against the wishes of his father, to see the ships at the port. It was a good thing that he did, be...
【单选题】The building, _________ roof was damaged in the big fire, is actually a small hospital.
A.
where
B.
whose
C.
which
D.
that
【简答题】A．In a log cabin. B．In a shelter. C．In the forest with an open fire. D．In a small house.
【单选题】If a small fire initially breaks out in the engine room bilges, in which of the following sequences should the fire extinguishing agents or systems be used?
A.
Fixed CO2, semi-portable CO2, then hand portable CO2
B.
Semi-portable CO2, fixed CO2, then hand portable CO2
C.
Hand portable, semi-portable CO2, then as a last resort the fixed CO2 system
D.
Hand portable, fixed CO2, then as a last resort the semi-portable CO2
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