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【单选题】
公司是指依法定程序设立的以()为目的的企业法人
A.
营利
B.
赢利
C.
经营
D.
营销
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【单选题】下列半导体材料热敏特性突出的是( )。A.本征半导体 B. P型半导体 C. N型半导体 D.PN结
A.
本征半导体
B.
P型半导体
C.
N型半导体
D.
PN结
【简答题】Most of us know we should cut down fat, but knowing such things isn’t much help when it____shopping and eating. A refers to           B. speaks of         C. focuses on          D. comes to
【单选题】Most of us know we should cut down on fat, but knowing such things isn’t much help when it shopping and eating.
A.
refers to
B.
speaks of
C.
focuses on
D.
comes to
【单选题】You'd better _____, a baby is sleeping over there. [     ]
A.
keep quiet
B.
to keep quiet
C.
keep quietly
【单选题】Most of us know we should cut down on fat, but knowing such things isn’t much help when it ________ shopping and eating.
A.
speaks of
B.
refers to
C.
comes to
D.
focuses on
【单选题】迈腾B8L车灯旋转开关近档,左侧近光灯不亮,右侧正常,下列哪项是可能原因?
A.
大灯旋转开关1号线断路
B.
大灯旋转开关4号线对地短路
C.
左侧近光灯6号线断路
D.
J519内部线路损坏
【单选题】下列半导体材料哪一种材料热敏性突出( )。
A.
本征半导体
B.
N 型半导体
C.
P 型半导体
【单选题】下列半导体材料热敏特性较突出是()
A.
本征半导体
B.
P型半导体
C.
N型半导体
【判断题】第二产程应指导产妇正确运用腹压,腹压是肛提肌收缩力
A.
正确
B.
错误
【简答题】下列半导体材料热敏特性突出是( ). A.本征半导体; B. P型半导体; C. N型半导体
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