If I had worked harder at school, I ___ in a comfortable office now.
#88009
A
would have sat
B
had sat
C
would be sitting
D
could sit
推荐题目
 ____ tennis every day ? 
#89779
A
Did you used to playing
B
Did you use to play
C
Use you to play
D
Used you play
  But for the help of my English teacher, I ________ the first prize in the English Writing Competition.
#86363
A
would not win
B
would not have won
C
would win
D
would have won
This cake is very sweet. You _________ a lot of sugar in it.  
#89247
A
should put
B
could have put
C
might put
D
must have put