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. As is known to all , _______ tiger is in _______ danger of becoming
extinct(灭绝).
A.
a ; a B.
the ; 不填 C.
a ; 不填 D.
the ; the