We were delayed at the airport.Otherwise,we    here by lunch.
#86444
A
must have been
B
could be
C
should be
D
would have been
推荐题目
- - How dangerous it was!- - Yes, but for the passer - by' s quick action, the child _____.
#86794
A
was drowned
B
could have been drowned
C
had been drowned
D
should have drowned
He is talking so much about America as if he _____ there. 
#86450
A
has gone
B
has been
C
was
D
had been
 —Where ____ Margaret have put the empty bottles?—She ______ them away. They must be somewhere.
#89520
A
can; can’t have thrown
B
must; needn’t
C
must; must have thrown
D
can; must throw