announced與什麼介詞搭配

後邊加to，例如：

1、The government yesterday announced to the media plans to create a million new jobs.政府在昨天向媒體宣佈了創造一百萬個新工作的計劃。

2、'I've come to reclaim my property，' she announced to the desk clerk.“我來要求歸還我的房產，”她向接待人員宣佈。

3、The changes were not effectively announced to the public.這樣的變化並沒有向公眾聲明。