Mr. Green drove slowly on the way home until he reached the high way, ______ the speed limit was 60 miles per hour.
#71931
A
because
B
which
C
where
D
that
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While having our dinner, _______. 
#68160
A
the door bell rang
B
our newspapers came to the door
C
we heard the door bell ringing
D
the postman brought several letters to us
 Nothing that he suggested _____ to be of any use.
#72220
A
prove
B
proved
C
proving
D
to prove