【单选题】根据计算机的发展历程,第二代电子计算机是以__为基本电子元件的计算机。
【单选题】Tina’s cousin is _______ violinist. He can play _______ violin very well.
【单选题】—— _____ is Tina’s birthday?
【判断题】D14至4G的进路和D1至4G的进路构成敌对进路。
【单选题】Tina’s subject is history.
【单选题】I always persuade Mary to have both feet on the____as she wants to marry a millionaire and accomplish her goals in an easy way.
【单选题】- ______ is Sam? - I think he is at Tina’s home.
【单选题】Tina’s hair is long, but my hair is longer than _______.
【判断题】当原料的影子价格高于市场价格时,工厂应大量卖出此原料。