The moon was 【obscured 】by thick clouds.A.held B.
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The moon was 【obscured 】by thick clouds.
A.held
B.prevented
C.darkened
D.blackened
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答案：B
本句话的意思是：“厚厚的云朵遮住了月亮。” prevent：预防、阻止，例如： These rules are intended to prevent accidents．这些规则旨在防止事故发生。hold：持有、保留，例如：He always holds a pipe between the teeth．他嘴里总叼着烟斗。darken：使模糊、变黑，例如： We darkened the room by closing the shutters．我们关上百叶窗，使房间变暗了。blacken：使变黑、诽谤，例如：The smoke had blackened the white walls of the house．烟把房子的白墙都熏黑了。