Hundreds of millions all over China 前为什么不加from

题目

Hundreds of millions all over China 前为什么不加from
Hundreds of millions of middle schools and universities all over China join in a national student sports program.
有没有from all over china用法,有的话请给例句.

答案

hundreds of 数以百计的millions of 数以千计的原句里all over China作定语,修事限hundreds of millions of middle schools and universities ,所以不能加from可加from；The singers really came from all age group...