单项选择题

______ on an airplane before, the old lady felt very nervous.

A．Never having been
B．Having never been
C．Never to be
D．Never being
<上一题 目录 下一题>
热门 试题

单项选择题
If only you ______ Jackie what I said!
A．would not tell
B．would not have told
C．didn't tell
D．hadn't told
单项选择题
She ______ , but when I came in she stopped.
A．has talked
B．had talked
C．was talking
D．talked
相关试题