fall all over oneself 竭尽所能

【讲解】

fall all over的意思是“极力表示好感，过分表示殷勤”，而fall all over oneself只用在美国口语中,表示“热衷,渴望,极想,给弄糊涂了” 的意思。

【对话】
A:Where did you go last winter vacation?

A:去年寒假你去哪儿了？

B:I visited my uncle's family.

B：我去叔叔家了。

A:Did you have a good time there?

A:你在那儿过得愉快吗？

B:Of course. Everyone in his family fell at over themselves trying to make me feel at home.

B:当然了。他家里人人都尽量让我觉得舒服。