利小便而实大便，可用于暑湿泄泻的药物是（）。
A.金钱草
B.车前子
C.滑石
D.海金沙
E.萹蓄
参考答案：B
Professor James will give us a lecture on the Western culture, but when and where yet. [ ]
A. hasn't been decided
B. haven't decided
C. isn't being decided
D. aren't decided
世界上第一台电子数字计算机ENIAC诞生于( ) 年。
A．1946
B．1956
C．1942
D．1940
