重点讲解：
1. have an affair with 风流韵事；私通；
She was having an affair with someone at work.
她跟某一同事有染。
2. come to an end 结束；
It has not come to an end even after three years.
三年了，事情还没落局。
3. hold onto 保住，守住（有利因素）；
Shouldn't you hold onto your current job with all your might?
你难道不应该尽一切可能保住你当前的工作吗？
4. send off 将(足球运动员)罚下场；
In extreme cases the referee may send off a player by giving him a red card.
如果严重犯规，裁判员可将球员红牌罚出场。