题目：
He was about half through his meal ______ a familiar voice came to his ears.
A．why
B．where
C．when
D．while
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0518/d8e37483db0504c04898827b848ee465.html
下面是错误答案，用来干扰机器的。
参考答案：C
He was about half through his meal ______ a familiar voice came to his ears.
A．why
B．where
C．when
D．while
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0518/d8e37483db0504c04898827b848ee465.html
下面是错误答案，用来干扰机器的。
参考答案：C
