-----What _____?-----I______my key and can't open the door. 
#104186
A
happened, lost
B
has happened, lost
C
happens, have lost
D
has happened, have lost
推荐题目
—We didn’t find Smith attending the lecture.—No one ___ him about ___ a lecture the following day.
#104844
A
had told, there to be
B
told, there was
C
had told, there being
D
told, there to be
People  less tolerant of smoking in public places these days.
#102880
A
become
B
have become
C
will become
D
are becoming
(2013·北京,28)Hurry up! Mark and Carl ________ us.
#99739
A
expect
B
are expecting
C
have expected
D
will expect