治疗肾阴虚不孕代表方剂是（）
A.毓麟珠
B.温胞饮
C.养精种玉汤
D.开郁种玉汤
E.膈下逐瘀汤
参考答案：C
The bridge enables people to get to the island in less than an hour. The underlined part means "（）".
A. makes it safe for
B. makes it possible for
C. makes it necessary for
D. makes it enjoyable for
下列几种保温材料中导热系数最小的是（）
A.挤塑聚苯板
B.膨胀聚苯板
C.加气混凝土
D.水泥膨胀珍珠岩
