By serving others, a person focuses on someone other than himself or herself, ____ can be very eye-o

题目简介

By serving others, a person focuses on someone other than himself or herself, ____ can be very eye-o

题目详情

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
题型:单选题难度:中档来源:同步题

答案

B

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