【单选题】–May I go to the concert with you? – I’m afraid not ______you have a ticket, because I have only one.
【单选题】–May I have a look at your new iPad mini? –_______________
【简答题】如将变压器误接到等电压的直流电源上时,由于空载电流将(),空载损耗将()
【简答题】–May I have ____ ____? –My name is Jim White.
【单选题】–I _______ as the manager in this company. –May I know since when?
【单选题】用 LED 做 12V 电源指示,已知 LED 正向压降为 2.2V ,电流为 5mA 左右,则限流电阻应选 ( ) 为宜。
【单选题】– May I have an apple, Mum?--Certainly. But you ______ wash your hands first.
【单选题】–May I drink water? –Sorry, I don’t have__________.