I t’s quite common in Britain to say “Thank you” to the drivers       people get off the bus.
#49520
A
after
B
since
C
until
D
when
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This story happened    a cold morning   January.
#48546
A
at,in
B
on,in
C
at,on
D
in,in
Keys _______ opening the lock in the door.
#47057
A
used for
B
are used
C
are used to
D
are used for