重点讲解：
1. was/were supposed to do sth. 本应该(发生而没有发生)；
He has been sold down the river by the people who were supposed to protect him.
他被那些本应该保护他的人出卖了,w&;yBT]E^xQz。
2. in the end 最后；终于；
In the end it was his stomach and lungs that packed up.
最后，他的胃和肺衰竭了6m#H!c[XEUa*%d|(u。
3. lose contact with 与…失去联系；与…断了联系；
Though they all live nearby, I lost contact with them really quickly.
虽然他们都住在附近，但我很快与他们失去了联系s(scoM~+LD~I.@)2。
4. put off 使反感；使对…失去兴趣；
The high divorce figures don't seem to be putting people off marriage.
离婚的人很多，但这好像并没有打消人们对结婚的热情Wo~a)d1.2,L.w5。