[单选题]临床中常用的步态分析方法是
A.定量分析法
B.定性分析法
C.实验室力台检查法
D.表面肌电图检查法
E.运动学检查

女性患者，24岁，右眼睁眼困难8个月，视物成双 3个月，晨起正常，午后明显加重，休息后减轻。既往有甲状腺功能亢进病史。

In 1959 the (41) American family paid $ 989 (42) a year’ s supply of food. In 1972 the family paid $1 311. That was a price (43) of nearly one-third.
Every family has (44) this sort of experience. Everyone agrees that the cost of (45) a family has risen sharply. But there is less agreement (46) reasons for the rise are being discussed. Who is really (47)
Many blame the farmers who (48) the vegetables, fruit, meat, eggs and cheese (49) stores offer for (50) . According to the U.S. Department of (51) , the farmer’s share of the $ 1 311 spent by the family in 1972 was $ 521. This was thirty-one percent (52) than the farmer had received in 1959.
But farmers claim that this increase was very small (53) to the increase in their cost of (54) . Farmers tend to blame others for the sharp (55) in food prices. They particularly blame those who (56)
A. Agriculture
B. Industry
C. Economy
D. Commercial