问题描述：
[单选]
They happened to（）for Tianjin when we got there．
A．leave
B．have left
C．leaving
D．had left
参考答案：查看无
答案解析：无
☆收藏
答案解析：无
☆收藏
上一篇：Duty is an act or a course of action that people（）you to take by social customs， law
下一篇：It is said that Van Gogh succeeded in selling only one painting in his lifetime，（）sold
- 我要回答: 网友(216.73.216.142)
- 热门题目: 1.2013年，国务院首次发布《 2.《中华人民共和国教师法》规定 3.学习压力是一个综合的概念，它