. “You ___ not be too careful in the exam. Do and check your papers carefully and you ____ not take your papers out of the examination room after the exam.” the teacher told us before the exam.
#88324
A
must; should
B
can; shall
C
must; shall
D
can; could
推荐题目
It is often recommended that children _______ chances to get close to nature.
#86931
A
must be offered
B
should offer
C
be offered
D
are offered
Had they known what was coming next, they second thoughts.
#86845
A
may have
B
could have
C
must have had
D
might have had
Swimming alone ____ be ____ dangerous. Do be careful.
#89464
A
need, highly
B
may, high
C
can; highly
D
can; high
I was too busy at that time, ________ I would have given you a hand.
#88975
A
even though
B
so
C
otherwise
D
nevertheless
（2014年北京市西城区高三5月二模试题）28. It was unusual that such close neighbors ______ not know one another.
#86401
A
could
B
would
C
must
D
should