题目内容
By serving others, a person focuses on someone other than himself or herself, ________ can be very eye-opening and rewarding.
[ ]
A.
who
B.
which
C.
what
D.
that
答案:B
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题目内容
By serving others, a person focuses on someone other than himself or herself, ________ can be very eye-opening and rewarding.
who
which
what
that