第二部分：知识运用（共两节，45分）
第一节单项填空（共15小题；每小题1分，共15分）
从每题所给的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. —What do you think of your new Pad?
—Good. I don’t think I can find a ______ one.
A. worst B. best C. worse D. better
22. —I’ll be down in two minutes!
—OK. I’ll wait until you ______ ready.
A. will be B. are C. would be D. were
