trouble ·noun (FIGHTING)

足球比赛结束后，当愤怒的球迷开始打架时，体育场外发生了一些骚乱。

After the football match, there was some ___trouble outside the stadium when angry fans started fighting.

酒吧老板坚定地说：“我不希望我的酒吧里发生任何冲突，所以请你们小声点。”

The bar owner said firmly, "___I ___don't ___want any ___trouble in my pub, so keep your voices down."

一切都很平静，直到大厅后面的两个群体之间发生了冲突。

Everything was calm until the ___trouble started between the two groups at the back of the hall.