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.— We could invite Barbara to the barbeque this Saturday.
— Yes, ______
A.that's all right. B.why not? C.I wonder. D.why?
22.With ______ growth of the Internet, computer security has become ______ major concern for businesses and governments.
A.the; a B.the; the C.不填; the D.the; 不填