2.lay on 组织
They laid on a superb evening.
他们办了一场非常精彩的晚会。
3.show up 羞辱
He wanted to teach her a lesson for showing him up in front of Leonov.
她在列昂诺夫面前让他难堪，他要教训她一通。
4.it's up to 取决于
It's still up to you.
这都将取决于你。
5.at the time 那时
I was out of work at the time.
那时我失业了。
