总统刚刚宣布了一项新的经济政策。

The president has just ___announced a new economic policy.

该公司宣布了开设六家新店的计划。

The company has ___announced plans to open six new stores.

典礼结束后，他们宣布了奖项的获得者。

After the ceremony, they ___announced the winner of the award.