问题补充:
mother is a middle school teacher.
A. Lucy’s and Lily
B. Lucy’s and Lily’s
C. Lucy and Lily’s
D. Lucy and Lily
答案:
A. Lucy’s and Lily
B. Lucy’s and Lily’s
(答案→)C. Lucy and Lily’s
D. Lucy and Lily
解析:在名词所有格中,如果两个人分别用名词所有格如选项B,为两个人各自拥有的,因此后接名词为复数形式,而在最后一人名字后用所有格,如选项B,表示两个人所共有的,后接名词单数形式,故选C