皮皮学,免费搜题
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【单选题】
现代教育理论认为幼儿园与家庭是( )关系。
A.
领导与被领导
B.
伙伴
C.
监督与被监督
D.
从属
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【简答题】In the author’s opinion, the speaker ________. A) gave a correct judgment of the English level of the students B) had exaggerated the language problems of the students C) was right in saying that Engl...
【简答题】职业生活中的道德规范?大学生应怎样 自觉遵守职业道德?
【判断题】若所有逃生线路被大火封锁,可用打手电筒、挥舞衣物、呼叫等方式向窗外发送求救信号,等待救援。()
A.
正确
B.
错误
【多选题】画水粉画我们通常会选用
A.
铜版纸
B.
水粉纸
C.
吹塑纸
D.
铅画纸
【单选题】摩擦与磨损最小的摩擦状态是( ),摩擦与磨损最大的摩擦状态是( ) 。 A. 干摩擦 B. 边界摩擦 C. 混合摩擦 D. 液体摩擦
A.
AB
B.
BC
C.
DA
D.
BD
【单选题】摩擦与磨损最小的摩擦状态是 。
A.
液体摩擦
B.
干摩擦
C.
混合摩擦
D.
边界摩擦
【单选题】[WJ-500-300] TCP和UDP的一些端口保留给一些特定的应用使用。为SNMP协议保留的端口号为( )。
A.
TCP的80端口
B.
UDP的161端口
C.
TCP的25端口
D.
UDP的25端口
【单选题】The passage suggests which of the following about most existing maps of Native American lands?
A.
They do not record the migrations of Native American tribes.
B.
They have been preserved primarily because of their connection with treaties involving land transfers.
C.
They tend to reflect archaeological evidence that has become outdated.
D.
They tend to be less accurate when they are based on oral reports than when they are based on written documents.
E.
They are not based primarily on the mapmakers’ firsthand oberservations of Native American lands.
【单选题】摩擦与磨损最小的摩擦状态是 摩擦。
A.
混合
B.
液体
C.
边界
D.
【单选题】摩擦与磨损最小的摩擦状态是 。
A.
干摩擦
B.
边界摩擦
C.
混合摩擦
D.
流体摩擦
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