It doesn’t often snow in my hometown in winter, but it ___be rather cold sometimes. 
#63396
A
shall
B
should
C
can
D
would
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It isn’t going to rain, so you        take an umbrella with you.
#75747
A
mustn’t
B
shouldn’t
C
needn’t
D
can’t
  To make our city more beautiful, rubbish _________ into the river.
#74375
A
needn’t be thrown
B
can’t thrown
C
mustn’t be thrown
D
may not thrown
----May we leave the classroom now?----No, you         . You           to leave until the bell rings.
#75525
A
mustn’t; are allowed
B
can’t; aren’t allowed
C
don’t have to; are allowed
D
needn’t; aren’t allowed