单项选择题

A．Benjamin Franklin’s life.
B．Lightning electricity.
C．The lightning rod.
D．The Empire State Building.
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单项选择题
A．TV.B．Radio.C．Telephone.D．Doorbell.
A．TV.
B．Radio.
C．Telephone.
D．Doorbell.
单项选择题
A．Forty-four.B．Four hundred and thirty-three.C．Eighty-eight.D．Four thousand million.
A．Forty-four.
B．Four hundred and thirty-three.
C．Eighty-eight.
D．Four thousand million.
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