Mr. Bush is on time for everything. How ____ it be that he was late for the opening ceremony ?
#90283
A
can
B
should
C
may
D
must
推荐题目
The captain urged that the mission ______ before dark.
#88032
A
must be finished
B
be finished
C
ought to be finished
D
was finished
Captain Cook commanded that all the goods _________ into the sea.
#87638
A
should throw
B
be thrown
C
threw
D
should thrown
-Any information about your son?-No,if only I  ______ those tough words to him.
#86694
A
didn’t say
B
hadn’t said
C
shouldn’t have said
D
couldn’t have said
--- I’ll tell Mary about our changes tomorrow. --- What? You ______ her yesterday. 
#88005
A
ought to tell
B
must have told
C
might have told
D
should have told