重点讲解：
1. it doesn't matter
不要紧；没关系；
eg. 'Did I wake you?' — 'Yes, but it doesn't matter.'
“我把你吵醒了？”——“是的，不过没关系。”
eg. It doesn't matter how far it is; we can go by bike.
路远也不要紧，我们可以骑车去。
2. put down roots
扎根；定居；安家；
eg. When they got to Montana, they put down roots and built a life.
到了蒙大拿后，他们便在那里扎根并过上了新生活。
eg. Once I took a wife I should have to put down roots.
我一旦娶了老婆，就该过安定的生活了。
3. go out with sb.
与（异性）交往；与…谈恋爱；
eg. Will you go out with me tonight?
今晚你愿意和我约会吗?
eg. Vance has a good reputation so you should go out with him.
万斯名声很好，所以你可以和他去约会。
4. in the first place
起初；一开始；
eg. What brought you to Washington in the first place?
最初是什么让你来到华盛顿的？
eg. The emphasis is swinging away from simply finding cures for illness to ways of preventing illness in the first place...
重点正从简单地对症下药转移到先期预防的方法上来。