问题
选择题
______ mothers both work in the same hospital. [ ]
A. Tim and Peter's
B. Tim's and Peter
C. Tim's and Peter's
D. Tim and Peter
答案
答案：C
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______ mothers both work in the same hospital. [ ]
A. Tim and Peter's
B. Tim's and Peter
C. Tim's and Peter's
D. Tim and Peter
答案：C