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【判断题】
对于开关式稳压电源,其调整管工作于开关状态。A.
正确
B.
错误
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举一反三
【单选题】Water is vital _______every living thing ______, without which the world would be a dead place. [ ]
A.
to keeping; alive
B.
to keep; living
C.
to keeping; lively
D.
to keep; alive
【单选题】A Special Clock Every living thing has what scientists call a biological clock that controls behavior. The biological clock＿＿＿＿＿(51) plants when to form. flowers and when the flowers should open. It t...
A.
says
B.
asks
C.
tells
D.
talks
【简答题】函数中的局部变量的值在函数调用结束后不消失而保留原则,即其占用的存储单元不释放,那么这个变量为静态局部变量。用关键字( )进行声明。
【判断题】当希望函数中的局部变量的值在函数调用后不消失,而保留原值,即其占用的存储单元不释放,这时应该指定该局部变量为“静态局部变量”,用关键字static进行声明。
A.
正确
B.
错误
【简答题】Every living thing on this planet is part of ______, for no organism lives entirely on its own.
【单选题】A Biological Clock Every living thing has whatscientists call a biological clock that controls behavior. The biological clock tells__ (51) when to form. flowers and when the flowers should open. It te...
A.
scientists
B.
humans
C.
plants
D.
animals
【单选题】以下护理胸痛患者的措施中哪项不妥
A.
适当安慰，消除其紧张情绪
B.
指导患者取患侧卧位
C.
用宽胶布于患者吸气末紧贴在患侧胸部
D.
按医嘱给小剂量的镇静剂和止痛剂
E.
根据不同病因采取相应护理措施
【单选题】Every living thing has an inner biological clock that controls behavior. The clock works all the time even when there are no outside signs to mark the passing of time. The biological clock tells plant...
A.
the regulation of body temperature
B.
the secretion of hormones
C.
animal reproduction
D.
many aspects of plant and animal physiology
【单选题】A Special Clock Every living thing has what scientists call a biological clock that controls behavior. The biological clock(51)plants when to form. flowers and when the flowers should open. It tells i...
A.
says
B.
asks
C.
tells
D.
talks
相关题目：
【简答题】Every living thing on this planet is part of ______, for no organism lives entirely on its own.
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