“Tom 是个十岁大的男孩”4种英语说法分别是什么?

问题描述:

“Tom 是个十岁大的男孩”4种英语说法分别是什么?

分别是:
(1)Tom is a ten-year-old boy.
(2)Tom is a boy of ten years old.
(3)Tom is a boy of ten.
(4)Tom is a boy and he is ten.