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【判断题】
对于框架网页的保存方法是,若要保存所有框架页,则在菜单项里选择“文件”菜单下的“保存”项即可。A.
正确
B.
错误
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举一反三
【单选题】你认为下列四个实例哪一个实例中物体和地球构成的系统的机械能不守恒
A.
物体在拉力作用下沿光滑斜面匀速上升
B.
物体作圆锥摆运动
C.
抛出的铁饼作斜抛运动（不计空气阻力）
D.
物体在光滑斜面上自由滑下
【单选题】The woman had been dead for about 3 days and her face was not recognizable .
A.
that can be seen
B.
that can be recovered
C.
that can be recognized
D.
that can be covered
【简答题】重要结构的桩基础必须按规定频率进行钻芯取样。 ( )
【单选题】如有必要招引他船注意，任何船舶可以发出灯光或声响信号，但这种信号（）
A.
应不致被误认为“规则”其他各条所准许的任何信号
B.
可用不致妨碍任何船舶的方式把探照灯的光束朝着危险方向
C.
应不致被误认为是任何助航标志的灯光
D.
A、B、C都对
【简答题】A．The woman had been planning for the conference. B．The woman called the man but the line was busy. C．The woman didn't come back until midnight. D．The woman had guests all evening.
【简答题】影响心尖搏动位置改变的病理因素有哪些?请各举一例说明
【单选题】The woman had been dead for about 3 days and her face was not _____.
A.
that can be seen
B.
that can be recovered
C.
that can be recognized
D.
that can be covered
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