mothers both work in the same hospital.A. Tim and Peter’sB. Tims and PeterC. Tims and Pe

问题补充：

mothers both work in the same hospital.

A. Tim and Peter’s

B. Tims and Peter

C. Tims and Peter’s

D. Tim and Peter

答案：

A. Tim and Peter’s

B. Tims and Peter

(答案→)C. Tims and Peter’s

D. Tim and Peter

解析：根据后接mothers故选C，表示两者各自的母亲。