They decided to chase the cow away______it did more damage.A、unlessB、beforeC、a

游客2023-11-17  17

问题 They decided to chase the cow away______it did more damage.

选项 A、unless
B、before
C、although
D、until

答案 B

解析 该题是语法结构题,考查连词的用法。连词before引导时间状语从句,通常表示主句动词发生在从句动作之前,如:He did not know any English before he went to England.在去英国以前,他一点英语都不懂。因此,根据题意和语法规则,选项B为最佳答案。
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