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【判断题】
利用示波器观察低电平信号及包含着较高或较低频率成分的波形时，必须使用双股合线。A.
正确
B.
错误
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【单选题】When working in a team, I often find myself spending so much time getting others to do their work that our ____________ is less satisfactory than if I had done it myself.
A.
outcome
B.
output
C.
outflow
D.
outset
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