1. If Melisa knew how to go to her cousin’s house, she ---- there tonight.
 
will stay
stayed
would stay
has stayed
stayed has
 
 
2. My father ---- for a long time, but he hasn’t sold a single picture yet.
 
is painting
was painting
has been painting
will be painting
be will
 
 
3. ---- he was a bit more overweight than his rivals, he was able to run faster and won the race.
 
because
although
as soon as
after
with
 
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