题目内容
(请给出正确答案)
[单选题]
______ at the airport, Mrs. Robertson felt a great burden taken off her shoulders.
A.Seen her two sisters-in-law off
B.Having seen her two sisters-in law off
C.With her two sisters-in-law seen off
D.By seeing her two sisters-in-law off
查看答案
如果结果不匹配,请 联系老师 获取答案