溃疡性结肠炎的首选治疗药物是（）
A.甲硝唑
B.羟氨苄青霉素
C.水杨酸偶氮磺胺吡啶
D.泼尼松
E.环磷酰胺
参考答案：C
In a period of rising prices and stable or increasing inventory quantities, use of the first in, first out (FIFO) inventory cost flow assumption results in all of the following EXCEPT: （）
A. higher earnings before taxes than under last in, first out (LIFO).
B. higher earnings after taxes than under last in, first out (LIFO).
C. lower inventory balances than under last in, first out (LIFO).
现代城市发展的最基本动力是( )。
A．农村劳动力的转移 B．工业化C．农村生产力的提高 D．城市向郊外扩展
