当偏航电机发生过载时最先动作的继电器是()
A、103K2
B、103K5
C、103K7
D、102Q2
参考答案:A
Miss Taylor never wastes money on anything too expensive, even though (尽管)
she can _______ to. She has donated much of the money she saved to charities.
A.afford
B.spend
C.pay
D.cause
触电分为电击和电伤。