announced与什么介词搭配

后边加to，例如：

1、The government yesterday announced to the media plans to create a million new jobs.政府在昨天向媒体宣布了创造一百万个新工作的计划。

2、'I've come to reclaim my property，' she announced to the desk clerk.“我来要求归还我的房产，”她向接待人员宣布。

3、The changes were not effectively announced to the public.这样的变化并没有向公众声明。