Kids are not allowed to leave kindergartens their parents come to pick them up. A．unless B．since C．a...
2022-12-21 21:48:34 131次 2012-2013学年天津市高三第四次月考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Kids are not allowed to leave kindergartens their
parents come to pick them up.
A．unless B．since C．although D．because
本题链接：
