Pete,Sarah and Mike are good friends.They are all twrlve years old.They are in Grade Four.

问题描述:

Pete,Sarah and Mike are good friends.They are all twrlve years old.They are in Grade Four.
翻译这句话

彼特,莎拉和迈克都是很要好的朋友.他们都是12岁,都读4年级.