发达国家存在的营养不良问题是（）
A.高血脂
B.肥胖
C.动脉硬化
D.高血压
E.以上都是
参考答案：E
下列各项，不属于肾精不足证的是（）。
A.小儿生长发育迟缓
B.发脱齿松，健忘恍惚
C.男子精少不育，女子经闭不孕
D.舌淡，脉弱
E.腰酸软而痛
— She has never been to Japan, ___________?
—_________. She went there last month.
A．has she; Yes, she has
B．is she; No, she isn’t.
C．has she; No, she hasn’t
D．is she; Yes, she is.
