【单选题】听力原文:F: Paul, nice to see you back from the university. How do you like your new university? I remember your mom had wanted you to go to London University so that you can live at home and walk or cycl...
【简答题】单限比较器的同相输入电压高于反相输入电压,输出为 ;当同相输入电压低于反相输入电压,输出为 。
【单选题】— How do you like the concert given by F.L.R.?— Exciting, ______ one piece of the music wasn’t played quite well.
【单选题】—Do you like to go to a movie or walk in the country this Sunday? —I’d like the choice. I need some fresh air.
【多选题】关于以下电路,说法正确的是()
C.
输入信号单方向变化时,输出只跃变一次,输入信号过门限电压时,输出向正方向跃变
【简答题】选择句子填空。 A. I think it's relaxing . B. Do you like doing the dishes" C. What do you want to do? D . No, not really . E. What are you doing now ? F. Yes, it's very interesting . G. What chores do you li...