The twins are twelve years old.Betty is eleven years old.(变为

The twins are twelve years old.Betty is eleven years old.(变为 The twins are twelve years old.否定句 Betty is twelve years.Simon is twelve years old,too.Betty is The twins are 12 years old.Kate is 13 years old.(合并为一句) Kate Betty is twelve years old.Tony is ten years old.怎么合并为一句 Tony Betty and Kitty are twins.They’re 12 years old.They look the 阅读判断：Betty and Kitty are twins.They're 12 years old.They the She is eleven years old He is eleven years old,对eleven years old, He is twelve years old. The boy is twelve years old对twelve years old提问 The twins are twelve.Kate is eleven.