一、单项填空(共15小题;每小题1分，满分15分)

    请认真阅读下面各题，从题中所给的A、B、C、D四个选项中，选出最佳选项。

(    )1. ―Kathleen,         Mr. Heller is waiting for you outside.

        ―Just a second. I'm on        phone.

        A. a; the           B. /; the            C. a; /             D. /; /

(    )2. A society cannot be successful if it throws tradition away, but it cannot besuccessful

       if we do something to stop progress.

        A. too             B. neither          C. either            D. also