The public has been warned of the danger of pollution.

解释这句话The public has been warned of the danger of pollution. THE TWO PLAYERS HAD BEEN WARNED OF THE DANGER,BUT __OF THEM The __( warn) warned us of the danger of fire -He should have been warned of the danger.-______,but he wou 高中英语倒装句1He should have been warned of the danger. ---______, He shou have been warned of the danger,so he was.为什么不是so he ——He shoule have been warned of the danger.——____,but he wou china has been pushing the reform of public hospitals__all i The Statue of Liberty, which has been closed to the public s There has been a huge increase in pollution of the invironme 1.There has been a huge i--------- in pollution of the envir 英语：He has already been warned of them.这里为什么要在warned前面加上been.