【单选题】We should _______ students from ________ computer games. [ ]
【单选题】将三相对称负载在同一电源上作星形连接时,负载取用的功率是作三角形连接的( )。
【单选题】将三相对称负载在同一电源上作星光连接时,负载取用的功率是作三角形连接的 .
【简答题】正常成年人共有_________块骨。按部位可分为颅骨29块、躯干骨51块、上肢骨块和下肢骨62块。
【单选题】将三相对称负载在同一电源上作星形连接时,负载取用的功率是作三角形连接时的( )倍。
【单选题】将三相对称负载在同一电源上作星形连接时,负载取用的功率是作三角形连接的()。
【单选题】Why should we stop hating others in Helen's opinion?
A.
It was boring to hate others.
B.
It was useless to hate others.
C.
It hurts to hate others.
D.
Life is too short for us to hate others.
【简答题】正常成年人共有206块骨。按部位可分为颅骨29块、躯干骨51块、上肢骨________块和下肢骨62块。
【单选题】—What are you doing, John? Why stop? —To be on the safe side, we’d fill up the car now for we _______ run out of gas on the way.
【简答题】The chairman proposed that we should stop the meeting( )