What _____ fine weather we have these days! [ ]
A. a
B. the
C. /
D. an
答案：C
-------How did you find your missing pen?
-------___________
A．I found it in my bag
B．Quite by accident.
C．It wrote well
D．I had no idea where it was.
下列哪项不是禹余粮的主治病证？（）
A.久泻久痢
B.便血
C.崩漏
D.白带
E.疮疡久不收口
