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，选出可以填人空白处的最佳选项，并在答题卡上将该项涂黑。
例：It is generally considered unwise to give a child ______ he or she wants．
A．however B．whatever C．whichever D．whenever
答案是B。
21．—Wang Meng won an Olympic gold medal in the women's 1000m final of speed skating．
— ！
A．Congratulations B．Cheer up C．Good news D．A pleasure
22．The red flag looks extremely beautiful _____ the blue sky and white clouds．
A．through B．against C．across D．beyond
