下列哪项不是肾气亏损型滑胎的主证：（）
A.屡孕屡堕
B.头晕耳鸣
C.腰膝酸软
D.夜尿频多
E.心悸气短
参考答案：E
-Are Bill and Mike at home now?
-Yes. They _____ their mom cook. They often _____ their mom do housework.[ ]
A. help; are helping
B. are helping; help
C. helps; is helping
D. is helping;helps
歌德为什么强调艺术创作应在“特殊中显出一般”？
