2．(教材P51)What has the world come to when the past matters more than the present?

　　当过去比现在更重要时，世界将会变成什么样子呢？

　　come to　达到，进入(某状态)；合计，总共；(某人)意识到；苏醒

　　写出下列句中come to的含义

　　①The two bills come to two hundred and thirty yuan.合计，总共

　　②I've come to the conclusion that he's not the right person for the job.达到

　　③When she came to, she could not, for a moment, recognize the surroundings.苏醒

　　④When you do a lot of hard work, you will come to know that！意识到

　　(1)come to oneself　　　　恢复知觉，苏醒

　　when it comes to ... 当谈及......时

　　(2)come across (偶然)遇见；被理解

　　come along 一道，一起

　　come on 登场；加油，快点，得了吧

　　come up 被提出；破土而出

　　come out 出现，显现，出版

　　⑤He became talkative when_it_comes_to playing football.

　　谈到踢足球时，他话多了起来。

　　⑥We've just come across an old friend we haven't seen for ages.

　　我们刚碰到了一位多年不见的老朋友。

　　3．(教材P53)Below is a list of useful expressions that you can use when giving a talk.

　　下面是作报告时你可以使用的一些有用的表达。

　　expression n．　表示，表达；表情，神色

　　①Language is a means for the expression of thought.

　　语言是一种表达思想的方式。

　　②When he heard the news, his face took on a surprised expression.

　　他听到这个消息， 脸上有吃惊的表情。

　　(1)beyond expression 　 无法形容，无法表达

　　(2)express v. 表达，表示

　　express oneself 表达自己(的感情或想法)

　　(3)expressive adj. 有表现力的，富于表情的

　　③The scenery in my hometown is beautiful beyond_expression.

　　我家乡的景色美得无法形容。

　　④I find it difficult for me to express myself in English.

　　我发现我难以用英语表达我的意思。

　　4．(教材P55)A surprise attack was carried out there by the Japanese in 1941.

　　1941年日本在那里发起突袭。

　　carry out　实行，执行；进行，履行

　　①A survey is being carried out throughout the country.

　　一项调查正在全国进行。

　　carry on　　　　　　 继续；坚持

　　carry sth.through 成功完成......；顺利实现......

　　carry away 搬走，拿走，带走

　　②We must try to carry on as if nothing had happened.

　　我们必须继续下去，只当作什么都没有发生过。

　　③We are determined to_carry_through all our plans.

我们决心完成我们所有的计划。