职称英语

题目类型:[单选]

[单选] The moon was obscured by thick clouds.

试题难度:
参考解析:

句意为:厚厚的云朵遮住了月亮。prevent意为“预防、阻止”,hold意为“持有、保留”,darken意为“使模糊、变黑”,blacken意为“使变黑、诽谤”。obscure意为“遮掩,使变暗”。和B项同义,故选B项。

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