The moon was obscured by thick clouds.

2023-04-24

[单选] The moon was obscured by thick clouds.

A . held
B . prevented
C . darkened
D . blackened



参考答案:B

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。