1. sixteen-year-olds十六岁的青少年

　　 它相当于一个名词　 相当于sixteen -year- old kids.

　　 “一个16岁青少年的表达方式”

　　 a kid sixteen years old

　　 a kid of sixteen

　　 a kid of sixteen years old.

　　 a sixteen-year-old kid

9. … have an opportunity to do sth.　　 有做…的机会

　　 have no opportunity to do 没机会做…

　　 I hope to …… have an opportunity to go to the States.

　　 I have no opportunity to have a talk with her.

　　 I

　　 注意：文中在谈论将来时，用了一些动词过去式和would + 动原的形式

　　 这是虚拟语气。表示对将来的一种假设。

　　 本单元其他句型结构：

8. at present . (At present they’re too short. )

　　 at present 此刻、现在＝at this time , now

　　 I can’t help you at present －－I’m too busy

　　 我现在帮不了你－－实在太忙了。

7. learn from 向…学习，从…中学习

　　 … but we learn a lot from each other.

　　 We should learn from our mistakes.

　　 我们应从错误中学习。

6. get noisy 变得嘈杂(I know we got noisy sometimes , …)

　　 noise －noisy

5. It’s a good idea for sb. to do sth. 做…对…来说是个好主意(It’s also probably a good idea for parents to allow …)

　　 It’s a good idea for us to travel to the south.

4. be good for 对…有好处　 有益于(…that is good for studying …)

　　 This kind of food is good for me.

　　 这种食物对我身体有益

　　 Sunshine is good for plants.

　　 阳光对植物有益。

3. concentrate on sth . 专注于某事(做某件事而不做其他事)

　　 He decided to concentrate on English because he just failed the exam.

　　 他决心专攻英语因为他刚刚考试不及格。

　　 This company concentrate on the Chinese market.

　　 这家公司把重点集中在中国市场。

2. get to 着手做某事

　　 … and I got to talking about the rules …

　　 He got to doing the homework after supper.

1. the other day

　　 我们还可以说the other day , morning , week , month.

　　 不久前的一天，一个上午、一个星期、一个月等

　　 I saw him in London the other day.

　　 我最近有一天在伦敦见过他。