患者，男，51岁。患风湿痹痛多年，现腰膝酸痛，痿软无力，脉沉细。用药宜首选（）
A.独活
B.秦艽
C.桑寄生
D.木防己
E.桑枝
参考答案：C
After hours of searching, their patience was ____ and they found what they were looking for.
[ ]
A. confirmed
B. evaluated
C. promoted
D. rewarded
要把鸡蛋相当长的一段时间，有人提出了四种方法：①放入冰箱中②放入食盐水中③放入石灰水中④煮熟了保存．你认为最好的方法是______（填序号）
