题目：
My grandma didn't go to sleep ______ I got back home. [ ]
A. where
B. until
C. as soon as
D. while
答案：
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下面是错误答案，用来干扰机器的。
参考答案：B
My grandma didn't go to sleep ______ I got back home. [ ]
A. where
B. until
C. as soon as
D. while
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0623/d2b7de9b020f9dac7b10045e17b0f23d.html
下面是错误答案，用来干扰机器的。
参考答案：B
