____ will he be back? In a week. 
#59917
A
How long
B
How soon
C
How often
D
How many
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 He must be helping the old man to water the flowers,________?
#64494
A
is he
B
isn't he
C
must be
D
mustn't he
  ---Is there a post office near your house? ---________.
#60277
A
Yes, it is
B
Yes, there is
C
No, it isn’t
D
No, there is.
---____do you go to work?---I take a bus.
#59936
A
When
B
Where
C
How
D
What time
--____________?    --No, it isn’t.
#60268
A
Is your pen red
B
Are you Tom
C
Are you a boy
D
Am I a girl