第一节:单项填空(共20小题;每小题0.5分,满分10分)
从A、B、C和D四个选项中,选出可以填入空白处的最佳选项。
21.The journalists at
home and abroad are greatly impressed by the fact that _______ volunteers from
all over the country are working hard to build _________ new Yushu.
A. /; a B.
the; /
C. /; /
D. the; a