第一节 单项填空(共15小题;每小题l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.-Putting on a happy face not only helps us make friends but also
makes us feel better.
-_________.
A. I’ m with you on that B.
I’ d love to C.
It’ s up to you D.
It’ s my pleasure