— May we leave the classroom now?— No, you _______. You _______ to leave until the bell rings.
#44633
A
mustn’t; are allowed
B
can’t; aren’t allowed
C
don’t have to; are allowed
D
needn’t; aren’t allowed
推荐题目
These young trees must .
#44857
A
look after well
B
be well looked after
C
take good care of
D
be taken good care
After Nanjing Youth Olympic Games Park ________, it will become a new tourist attraction.
#44624
A
completed
B
has completed
C
is completed
D
was completed
Taiwan is ______ ______ the Treasure Island of China and it is a part of China.
#44513
A
regard as
B
regarded as
C
regard to
D
regarded to
Thanks to the Internet, different kinds of information in a short time.
#44436
A
can be learned
B
has been learned
C
can learn
D
has learned