He must be helping the old man to water the flowers,______ ?      
#65512
A
is he
B
isn’t he
C
must he
D
mustn’t he
推荐题目
Better go to see your sick colleague right now, ______ you? 
#64449
A
won’t
B
didn’t
C
don’t
D
hadn’t
Brian told you that there wasn’t anyone in the room at that time, ___________?
#65056
A
was there
B
wasn’t there
C
didn’t he
D
did 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.
Is this his _______?    Yes, it is.
#60342
A
a desk
B
my desk
C
desk
D
the desk