–How is your grandma? --She’s fine. She used to_______ TV at home after supper. But now she is used to_____ out for a walk.  
#54840
A
watch, go
B
watching, go
C
watching, going
D
watch, going
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The little monkey is very excited ____ to the zoo.
#54115
A
at come
B
at coming
C
about coming
D
about come
Sometimes the parents have a difficult time _________ their children.
#61070
A
communicate with
B
getting on with
C
to grow up
D
looking through
 Did you spend 20 dollars ________ this computer game? 
#63142
A
to buy
B
pay
C
buying
D
paying