〈英文晚宴結束)應該點寫?請拍敎.?

回憶記述寫"晚宴結束" = the banquet ended.
預告寫"晚宴結束"的時間 = the banquet ends (at/by time).
當時宣告說"冕宴(已經)結束" = the banquet has ended.

要知你點解寫才知點教寫...!

That night the banquet had been held for some time and it was the end afterwards. Yip