The meeting was so prolonged and exhausting that______ the speakers stopped for

游客2024-11-02  5

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

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

答案 C

解析 此题考查作状语用的介词短词。at intervals 不时地,介词和名词间可插入形容词,如:at long intervals 偶尔:at short intervals 频频。 at ease自在:不拘束。at random 随意地,胡乱地。at large 自由地:详细地:整体地。
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