考博考试

【单选题】 The prevailing wind is the wind direction most often observed during a given time period. Wind speed is the rate at which the air moves past a stationary object.
A．motionless
B．massive
C．flexible
D．noticeable

网考网参考答案：A
网考网解析：
stationary固定的。A．motionless不动的；B．massive厚重的；C．flexible灵活的；D． noticeable显而易见的。 查看试题解析出处>>