治疗热结下焦之尿血，血淋，宜选用的方剂是（）
A.八正散
B.三仁汤
C.小蓟饮子
D.真武汤
E.萆薢分清饮
参考答案：C
用already 或yet 填空。
1. I've done most of my jobs.
2. Have you fed the cat ?
3. I haven't cleaned out the refrigerator ____ .
4.—Have you watered the plants ____ ?
—Yes, I've watered them.
