That dog ought to be destroyed it attacks any more children.A. untilB. sinceC. afterD. bef

发布时间：2020-08-16 22:35:22

That dog ought to be destroyed      it attacks any more children.
A. until
B. since
C. after
D. before

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A. until
B. since
C. after
(答案→)D. before
解析：考察时间状语从句的连接词。结合句意可知D正确。句意：那条狗应该在攻击另一个孩子之前就被杀死。Before…之前。
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