培训机构内部培训制度:是many hundred people 还是 many hundreds of people 请权威人士解答

是many hundred people 还是 many hundreds of people 请权威人士解答 by many people怎么翻译 today,many people speak English It takes many lives till we succed.To clear the debts,of many ,many hundred years. McCarthy accused many people of being communists.“communists是名词为什么还要加being”？ how many people died in iraq? many people tie foot and run There is so many people 怎么解释？ 2 pax = how many people? 2 pax = how many people