He seldom has lunch at school, ________? 
#64670
A
hasn't he
B
has he
C
doesn't he
D
does he
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Do you know how many colors_________in the rainbow?
#60384
A
are there
B
there are
C
is there
D
there is
 I don’t think Mary and Sue _____ before, ______?
#65356
A
have met; haven’t they
B
have met; have they
C
have seen; do I
D
have seen; don’t they