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。
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.It is not rare in ______ that
people in _______ fifties are going to university for further education.
A.90s…their B.the 90s…/ C.the 90s…their D.the 90…their