May we leave the classroom now? No, you _____. You_____ to leave until the bell rings.
#44732
A
mustn’t, are allowed
B
don’t have to , are supposed
C
needn’t , aren’t allowed
D
can’t , aren’t supposed
推荐题目
The old should _____ well.
#44757
A
be take care of
B
look after
C
be looked after
D
be taking care of
Every year lots of trees _______ to make our country more beautiful.
#45056
A
is planted
B
was planted
C
are planted
D
were planted
The sports meeting ________ twice a year in our school.
#44789
A
holds
B
is held
C
held
D
will be held