【单选题】Bruce, ______ headmaster of our school, was elected by voting and other leaders were chosen in ______ same way.
【简答题】A.She didn't know how to set an alarm clock. B.She had difficulty getting up early. C.She often missed her classes. D.She did not like her brother-in-law.
【判断题】单向离合器的主要作用是当起动机驱动飞轮转动时,单向离合器接合传递动力,而当飞轮驱动起动机运转时,单向离合器分离打滑。()
【判断题】单向离合器的主要作用是当起动机驱动飞轮转动时,单向离合器分离打滑,而当飞轮驱动起动机运转时,单向离合器接合传递动力。
【单选题】______and business leaders were delighted at the decision to hold the national motor fair in the city.
【判断题】单向离合器的主要作用是当起动机驱动飞轮转动时,单向离合器接合传递动力,而当飞轮驱动起动机运转时,单向离合器分离打滑。 ( )