Tom thanked his sister  helping him    his lessons.
#49181
A
for; with
B
to; in
C
of; about
D
on; at
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Keys _______ opening the lock in the door.
#47057
A
used for
B
are used
C
are used to
D
are used for
 _______ Sunday morning I did homework ______ my friends.
#49358
A
At; with
B
In; for
C
On; with
D
For; from
_________ you able to cook meals ___________?
#46942
A
Do; by your own
B
Do; by yourself
C
Are; on your own
D
Are; on yourself