Only when they came ___________. 
#81587
A
I left the office
B
did I leave the office
C
left I the office
D
I did leave the office
推荐题目
 I’ve tried very hard to improve my English. But by no means _____ with my progress.
#81052
A
the teacher is not satisfied
B
is the teacher not satisfied
C
the teacher is satisfied
D
is the teacher satisfied
I would have paid a visit to you _______ possible.
#82957
A
if it were
B
would it be
C
had it been
D
should it have been
By the time I saw the angry expression on his face, I ______ exactly what I was having to face. But not for a moment ______ I should quit.
#83180
A
had known; I thought
B
have known; had I thought
C
would know; I would think
D
knew; did I think
      ,mother will wait for him to have dinner together.
#81928
A
However late is he
B
However he is late
C
However is he late
D
However late he is