重点讲解：
1. spend sometime (in) doing sth.
花费时间做某事；
eg. Engineers spend much time and energy developing brilliant solutions.
工程师们花费很多时间和精力来开发完美的解决方案。
eg. One night I decided to spend some time building a happier and closer relationship with my daughter.
一天晚上，我决定花些时间同女儿建立一个更愉悦更亲密的关系。
2. would like to do sth.
（表示愿意）想要做某事；
eg. If you don't mind, I think I'd like to go home.
如果你不介意的话，我想我要回家了。
eg. I would like to take this opportunity of telling you about a new service which we are offering.
我想借此机会向您介绍我们推出的一项新服务。
