【简答题】A.People automatically deserve respect because they are old. B.Young people and old people are equals. C.You should argue with young people if they are wrong. D.Young people have many faults.
【单选题】Three ______ died of cold last winter.
【简答题】实现电动机正反转的工作原理是什么?(电动机原理中可逆运行部分) 在正反转控制线路中是怎么实现正反转控制的?
【简答题】在电动机接触器联锁正反转控制电路的配盘实习中,根据要求回答下列问题:(9分) 1)采用接触器联锁的目的是什么? 2)怎样操作按钮实现电动机由正转转化到反转? 3)正转起动工作正常,反转只能实现点动的原因是什么?
【单选题】1 What is that main difference between young people and old people?
A.
A Old people think of the young as “a problem”
B.
B Old people create this “problem” of age difference
C.
C Old people have a past; young people have a future
D.
D Old people and young people forget they are all human beings
【简答题】听力原文:Q: How will old people feel about their living alone? How will old people feel about their living alone? They will feel ______.
【单选题】Two __died of cold last winter. A. hundreds old people B. hundred old people C. hundreds old peoples D. hundred old peoples
【单选题】电器控制电路中电机的正转和反转是怎么实现的?
【单选题】They need to _______ some good ideas to help the old people in the Old People’s Home.