By serving others，a person focuses on someone other than himself or herself，______ can be very eyeopening and rewarding.
#72267
A
who
B
which
C
what
D
that
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Put the books back ________ they belong after you have finished them.
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where
B
to where
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to which
D
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I wish for a family____________my parents are treating me like a friend.
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why
B
which
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There is no doubt one who gets to the finishing line first will win the first prize.
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that
B
whether
C
if
D
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