Look at the rooms. They are _______ rooms. [ ]
A. Lily and Lucy's
B. Lily's and Lucy's
C. Lily's and Lucy
D. Lily and Lucy
答案:B
Look at the rooms. They are _______ rooms. [ ]
A. Lily and Lucy's
B. Lily's and Lucy's
C. Lily's and Lucy
D. Lily and Lucy
答案:B