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Listen! His family must be quarrelling, ____?
#65388
A
mustn’t it
B
isn’t it
C
aren’t they
D
needn’t they
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 This event was rather unusual, ________?
#65077
A
is it
B
isn’t it
C
was it
D
wasn’t it
          yogurt do we need?
#59847
A
How much
B
How many
C
How often
D
How long
—Alice, you feed the bird today；______ ？  —But I fed it yesterday.            
#65414
A
do you
B
will you
C
didn’t you
D
don’t you
No one asked for me while I was out, ___?
#65300
A
didn't he
B
did they
C
did it
D
do they
_______Mary have to make dinner after school?
#59875
A
Is
B
Are
C
Do
D
Does