They had two little daughters,one a baby,the other a girl of twelve.ey had two little daughters,one a baby.这里one a baby为什么不用one is a bab
问题描述：
They had two little daughters,one a baby,the other a girl of twelve.
ey had two little daughters,one a baby.这里one a baby为什么不用one is a bab
答
他们有两个可爱的女儿，一个还是小宝宝，另一个十二岁了。
答
与the other前后一致都省略is.如果都加is也行,就是几个句子