【单选题】甲公司外聘了一名建造师李某并与他签订了“承包责任协议书”,约定由李某履行甲公司与业主签订的承包合同中甲公司的全部义务。对此,李某与甲公司之间关系的性质属于( )。
【判断题】新型冠状病毒与SARS的病原体一样,都属于冠状病毒。
【判断题】新型冠状病毒与SARS的病毒都属于冠状病毒,但分属于不同的亚群。
【简答题】当闭合回路中的一部分导体在磁场中作切割磁感线运动时,闭合回路中就有电流产生,我们把这种利用磁场产生电流的现象叫做(第1空)现象,由此产生的电流称为(第2空)。
【判断题】闭合回路中的一部分导体在磁场中做切割磁感线运动时,回路中会产生感应电流( )
【单选题】The guard told the three men that there______.
A.
were trains all the night
B.
was a train in the evening
C.
was a train every sixty minutes
D.
were no trains that evening
【判断题】闭合回路中的一部分导体在磁场中运动时,回路中会产生感应电流( )
【简答题】阅读理解。 Once there were three old men. They were rather forgetful. They always forgot what they were doing. One of them said, 'I always wonder if I want to buy a coat or a pair of socks.' The second old...