第二部分：英语知识运用（共两节, 满分45分）
第一节：单项填空（共15小题，每小题1分，满分15分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
21．—___ meeting has been called off．
—That's _____ news to me．They should have told me about this．
A．A; 不填 B．The; 不填 C．A;the D．The; a
22．Susan keeps weighing herself to see how much _____ she is getting．
A．heavier B．heavy C．the heavier D．the heaviest
23．Get out in the fresh air and sunshine, and you _____ refreshed．
A．feel B．have felt C．will feel D．are feeling
24．We should try to get a good night's sleep _____ much work we have to do．
A．however B．no matter C．although D．whatever
25．He couldn't speak; he could only mouth words which sometimes were hard _____．
A．understand B．understood C．understanding D．to understand
