---What does your mother do to keep fit, Tom? ---She usually ______ after supper. 
#38096
A
walk
B
walks
C
is walking
D
to walk
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--Tommy, do you know if Frank __ to the zoo this Sunday if it __?--Sorry, I have no idea.
#41891
A
will go; is fine
B
goes; is fine
C
will go; is going to be fine
D
goes; will be fine
What_____ you _____at eight yesterday evening?
#39816
A
have, done
B
did, do
C
were , doing
D
are, doing