This is my and those are my .A. sister;brother B. sister;brothers C. sisters;brothers

问题补充：

This is my , and those are my .

A. sister;brother B. sister;brothers C. sisters;brothers

答案：

解析：句意：这个是我的姐姐，那些是我的兄弟们。This is 这个是，复数是these are这些是；that is那个是，复数是those are那些是，故选B。