重点讲解：
1. trust sb. to do sth.
相信（某人会做某事）；
eg. That's why I must trust you to keep this secret.
那就是为什么我必须得相信你会保守这个秘密的原因。
eg. I'll trust you to behave responsibly while I'm out.
我相信你在我外出期间会认真办事的。
2. start out by doing sth.
从…开始；从…着手；
eg. We started out by looking at ways in which big projects such as railways could be financed by the private sector.
我们先研究了让私营企业投资铁路等大型项目的方式。
eg. The child'll start out by making relatively few distinctions in the language.
孩子开始时不太能辨别语言中的差别。
3. pick on
找…的岔子；故意刁难；
eg. Bullies pick on younger children.
坏孩子专挑年纪更小的孩子欺负。
eg. Mr Adams was repeatedly bullied and picked on by manageress Elizabeth Archer.
女经理伊丽莎白·阿彻多次胁迫和刁难亚当斯先生。
4. on the phone
在通话；
eg. She's always on the phone, wanting to know what I've been up to.
她老来电话，想知道我在做什么。
eg. Do me a favour and turn the radio down while I'm on the phone, will you?
劳驾，我在打电话，把收音机的声音调小点好吗?