She is Mary and Tom’s sister.这句话对吗?
问题描述:
She is Mary and Tom’s sister.这句话对吗?
A.Mary’s and Tom
B.Mary’s and Tom’s
C.Mary and Tom’s
答
C
She is Mary and Tom’s sister.这句话对吗?
A.Mary’s and Tom
B.Mary’s and Tom’s
C.Mary and Tom’s
C