He paid for a seat, when he ______ have entered free. 
#90561
A
could
B
would
C
must
D
need
推荐题目
.The manager demanded the meeting _________.
#88467
A
be called off
B
was called off
C
to be called off
D
should call off
You____________ this morning if you really wanted to see it yourself.
#89998
A
ought to come
B
mostly
C
almost
D
possibly
Your advice was a great help to us, without which all our efforts       .
#87386
A
wouldn’t pay off
B
hadn’t paid off
C
wouldn’t have paid off
D
didn’t pay off