Lucy is five years old.Linda is ten years old.Linda is_____ Lucy's ____.
问题描述：
Lucy is five years old.Linda is ten years old.Linda is_____ Lucy's ____.
答
Lucy is five years old. Linda is ten years old. Linda is 1_____ Lucy's 2____.
1twice 2age
LUCY五岁,LINDA十岁,LINDA的年龄是LUCY的两倍.