Judging from what has happened here, it’s high time that we _______effective measures to prevent this.
#88094
A
could take
B
must take
C
should take
D
would take
推荐题目
He ____ writing the paper now. He hadn’t written a single word when I left him ten minutes ago.
#89345
A
shouldn’t be
B
can’t have finished
C
can’t be
D
mustn’t have finished
At last he finish the work ahead of time.
#89655
A
could
B
was able to
C
could have done
D
would have been able to
I’ve been working all day, but I feel as if I _______ nothing.
#88119
A
have been achieved
B
were achieving
C
had achieved
D
am achieving
--- What have you learned from your experience in Japan? --- Well, meeting people from another culture ___ be very difficult.
#87342
A
must
B
can
C
should
D
shall