问题
选择题
________mothers can’t go to the meeting ,because they have gone to New York on business.
A．Alice and Lily’s
B．Alice’s and Lily’s
C．Alice’s and Lily
D．Alice and Lily
答案
答案：B
名词所有格中,如果两者共有后者加’s,两者各有各加’s,从mothers和they可以看出这是不是一个母亲，所以选B.