— 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
This kind of flower well these days. Would you like to have one?
#44896
A
sell
B
sells
C
are sold
D
is sold
To make our city more beautiful ,rubbish ______ into the river.
#44541
A
must throw
B
can’t throw
C
needn’t be thrown
D
mustn’t be thrown
In the past five years some new buildings _____ in our home town.
#45033
A
build
B
was built
C
have built
D
have been built
Usually before exams, the students ____two minutes to write down their names.
#45049
A
are given
B
were given
C
gave
D
will give
It is said that another new underground train ______ not far from the center of the city.
#44837
A
is to be built
B
has built
C
is to build
D
be built