The boy was so tired that he fell asleep his mother could take off his clothes. A. before

发布时间：2020-08-17 07:06:06

The boy was so tired that he fell asleep      his mother could take off his clothes.
A. before
B. after
C. while
D. when

网友回答

(答案→)A. before
B. after
C. while
D. when
解析：句意：这个男孩太累了，以至于在他的妈妈给他脱衣服之前，他就睡着了。Before在……之前 after在 …… 之后 while然而 when当…… 时候，选A。
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