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)
21._______ around the Water Cube, we were then taken to see the Bird’s Nest for the 2008 Olympic Games.
A. Having shown B. To be shown C. Having been shown D. To show
22. —Mum, you are too old to be engaged in farming.
—I’ll work in the fields _______ I am physically able.
A. as if B. as long as C. in order that D. even though