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【单选题】
下面哪个不属于多媒体播放类软件()A.
QuickTime Player
B.
Windows Media Player
C.
Windows Media Encoder
D.
Adobe Flash Player
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反馈参考答案：
举一反三
【单选题】Tom and Mary have the same grandfparents. But they don't have the same (相同的) parents. So Tom is Mary's ______. [ ]
A.
cousin
B.
brother
C.
uncle
【简答题】读写器天线发射的电磁波是以球面波的形式向外空间传播，所以距离读写器R处的电子标签的功率密度S为（读写器的发射功率为PTx，读写器发射天线的增益为GTx，电子标签与读写器之间的距离为R）：（）。
【简答题】Both Tom and Mary the exam．
【单选题】.If you read the two compositions carefully,you will find they each other and no wonder Tom and Mary were punished by our English teacher.
A.
are different from
B.
are much like
C.
are similar to
D.
are diverse in
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