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【单选题】
平面x-2y+z+1=0与平面y+2z-1=0的位置关系为A.
平行
B.
垂直
C.
重合
D.
相交但不垂直
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反馈参考答案：
举一反三
【单选题】He doesn't know_________ the work by himself.
A.
whether can he finish
B.
whether he could finish
C.
whether can how finish
D.
whether he can finish
【单选题】在大接地电流系统中，如果当相邻平行线停运检修时，电网发生接地故障，则运行线路中的零序电流将与检修线路是否两侧接地()。
A.
有关，若检修线路两侧接地，则运行线路的零序电流将增大
B.
有关，若检修线路两侧接地，则运行线路的零序电流将减少
C.
无关，无论检修线路是否两侧接地，运行线路的零序电流均相同。
【简答题】A．Whether he could find a better job in Spain. B．Whether he could quit the job he did not like. C．Whether he could become a doctor in England. D．Whether there would be any opportunity to be rich.
【单选题】患者女性，63岁，因“左肩关节疼痛，夜间加剧4个月，疼痛加重伴活动受限7天”来诊。患者夜间疼痛严重影响睡眠，口服芬必得后疼痛缓解，近1周来，疼痛加重伴有活动受限，时有上臂部麻木、胀痛，梳头、后伸时疼痛加重。初步考虑为肩周炎。
肩袖的组成结构不包括（）。
A.
冈上肌肌腱
B.
冈下肌肌腱
C.
大圆肌肌腱
D.
小圆肌肌腱
E.
肩胛下肌肌腱
【简答题】完形填空。 There are many people in the world now. There 1 a lot more people next century. So the earth will be very 2 and there will be a little room for each person. Maybe there will be only 3 room on th...
【简答题】用所给词的适当形式填空。 1. We are happy you here. ( see) 2. There a lot of flowers in the park. ( be) 3. You can go there on (foot). 4. When you get to the main street, left. (turn) 5. It takes only a few to get...
【单选题】There is a lot of new stuff mentioned in the text except________.
A.
electronic newspaper
B.
watch videophone
C.
nanotube lift
D.
3-D ink pen
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