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l分，满分l5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．---Which office is Johnson Black in?
---Johnson Black? I’ve heard of person here.
A．no such B．not such C．such no D．no such a
22．---It snowed heavily last night and there must be a lot of snow on the mountains.
---No, we found a little snow, as most of it seemed off the mountains.
A．to have blown B．to have been blown
C．to be blowing D．to be blown
