The meeting was so prolonged and exhausting that _________ the speakers stopped

游客2023-11-10  17

问题 The meeting was so prolonged and exhausting that _________ the speakers stopped for refreshments.

选项 A、at large
B、at ease
C、at intervals
D、at random

答案 C

解析 at intervals意为“不时,偶尔”,符合本题题意。at large作“详尽地,仔细地”讲,at ease意为“安逸,自由自由”;at random则意为“胡乱地,随便地”。因此C为正确选项。
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