They aren'______ (I) books. They're ______ (Lily and Lucy).用所给单词的适当形式填空.
问题描述:
They aren'______ (I) books. They're ______ (Lily and Lucy).
用所给单词的适当形式填空.
答
my
Lily and Lucy's
答
my
Lily and Lucy's
答
my,Lily's and Lucy's
答
my Lily and Lucy's