Model:
——Marcia looks like she's on cloud nine.Do you know what made her so happy?(Marcia好象沉浸在幸福之中。你知道她为什么这么高兴吗?)
——She just had a paper accepted for publication.(她有一篇文章要发表了。)
例：on the tip of one's tongue 一时想不起来，话到嘴边又忘记
Model:
——Are you sure you can't remember the name of that record?(你肯定记不起来那张唱片的名字吗?)
——It's just on the tip of my tongue! (我就是一时想不起来了。
例：reach the bottom of the barrel 用完，弹尽粮绝
Model:
——Don't you have any other clean shirts? (你还有其它干净衬衫吗?)
——I guess I've reached the bottom of the barrel.(我想我已经用完了。)