单选题The road lay ahead of us, a ______ gray line stretching to the horizon.AcontinualBcontinuousCconstantDprolonged
单选题
The road lay ahead of us, a ______ gray line stretching to the horizon.
A
continual
B
continuous
C
constant
D
prolonged
参考解析
解析：
意思为：“连续不断的”，指在时间或空问上无间断的，如：The brain needs a continuous supply of blood. 大脑需要不断的供血。continual意思也为：“不停的。连续的”，但主要指有间歇性的连续，指一个接一个地进行，只能用于时间，不能用于空间，如：Continual practice is necessary to become a champion. 要想获得冠军，必须经常不断练习。constant意思为：“不断的，经常的”，指某种行为没有变更，没有间歇地反复出现，如：Matter is always in constant motion and in constant change. 物质总是在不断运动和不断变化。prolonged意思为：“持续很久的，长时期的”。
意思为：“连续不断的”，指在时间或空问上无间断的，如：The brain needs a continuous supply of blood. 大脑需要不断的供血。continual意思也为：“不停的。连续的”，但主要指有间歇性的连续，指一个接一个地进行，只能用于时间，不能用于空间，如：Continual practice is necessary to become a champion. 要想获得冠军，必须经常不断练习。constant意思为：“不断的，经常的”，指某种行为没有变更，没有间歇地反复出现，如：Matter is always in constant motion and in constant change. 物质总是在不断运动和不断变化。prolonged意思为：“持续很久的，长时期的”。
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