治疗肾虚型胎动不安的代表方剂是（）
A.寿胎丸
B.举元煎
C.保阴煎
D.苎根汤
E.加味圣愈汤
参考答案：A
The U.S. President Barack Obama arrived in China's economic center Shanghai on Sunday night
of November 15th 2009, ______a state visit to China.[ ]
A. starting
B. started
C. to start
D. having started
以下不是“视觉2020”重点的是()
A．白内障
B．沙眼
C．儿童盲
D．河盲
E．青光眼
