--- The fog is so thick that the express way ____ have been closed. --- You are right. I ____ have thought of that. Now we have to take another road.
#63639
A
can; should
B
may; can
C
should; must
D
must; should
推荐题目
、Tom is a top student in our class , How it be that he was a failure in the last exam?
#62666
A
can
B
should
C
may
D
nust
My uncle _________ drive a car two years ago. Now he drives very well.
#78292
A
couldn’t
B
can’t
C
mustn’t
D
shouldn’t
—Why didn’t you come to my birthday party last night? —I planned to, but my parents simply not let me out so late at night.
#63282
A
could
B
might
C
would
D
should
Please remind your grandpa to take medicine on time, for a man of his age ____be very forgetful．
#63647
A
need
B
must
C
shall
D
can