猎人用步枪击落了那只试图袭击家禽的老鹰。

The hunter ___shot down the eagle that was trying to attack the poultry with his rifle.

老师立刻否决了学生提出的延长截止日期的请求。

The teacher quickly ___shot down the student's request for an extension.

他在会议上提出建议时，被老板当众驳斥了。

His suggestion was ___shot down by the boss in front of everyone at the meeting.