You can go out, you promise to be back before 10 o’clock. A．unless B．as long as C．because D．since
2022-12-28 20:31:37 59次 2012-2013学年山东省高三上学期期中考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
You can go out, you
promise to be back before 10 o’clock.
|
A．unless
|
B．as long as
|
C．because
|
D．since
|
本题链接：
