If they       what I was saying, they'd know what I was talking about
#86853
A
took the trouble to listen to
B
had trouble listening to
C
take the trouble to listen to
D
have trouble listening to
推荐题目
— We expected you yesterday.— I'm sorry, I        you to say that I couldn't be here until today.
#86447
A
must have called
B
would be calling
C
could have been calling
D
should have called
We ______ John’s name on the race list yesterday but for his injury. 
#87161
A
will put
B
will have put
C
would put
D
would have put
Had they known what was coming next, they ___________ second thoughts.
#87385
A
may have
B
could have
C
must have had
D
might have had