核心词汇 第一部分：
1. confuse 英[k?n?fju:z]
动词, 表示“把(某人)弄糊涂; 使迷惑”, “搞乱; 混淆”。 例句：
It is important to explain this again or we will confuse the students. 用法：
1）My Chinese and English books are confused together. 我的中英文的书籍混在一起了。
Please don?t confuse Australia with Austria. 别把澳大利亚和奥地利混淆了。 2）confusion n. 混乱; 慌乱; 混淆
There's still confusion about the number of casualties. 伤亡人数依然不明。
We always left his office in a state of confusion. 我们总是一头雾水地离开他的办公室。
Omissions in my recent article must have caused confusion. 我最近一篇文章中的几处省略肯定造成了困惑。 3）confusing和confused辨析:
这两个词都是由confuse转化而来的形容词。confusing意思是“莫名其妙的; 难以理解的(difficult to understand; puzzling)”, 强调事物本身所具有的性质; confused意思是“糊涂的; 迷乱的(unable to think clearly)”, 强调人对某事物的感受。 The statement is highly confusing. 这一声明十分费解。
The uncertainty created by this situation must be confusing for you. 这种局面所造成的不确定性肯定让你感到困惑。 Am I confusing a thought or fantasy with a fact? 我是否混淆了想法（或幻觉）和事实？ 练习： 英译汉
They asked me so many questions thatthey confused me.
他们问我那么多问题把我都弄糊涂了 He was confused by a strange idea. 他被奇怪的念头弄糊涂了。
2. Regret [r??gret]
例句：His father says that he has never regretted sending his son to study abroad. 用法:
1）作动词, 意为“为……感到遗憾; 后悔; 惋惜”。如： I didn?t regret the choice I had made. 我做了这个选择并不后悔。
I regret to say that we can?t stay here any longer. 我很遗憾, 我们不能再在这儿多呆了。 She regretted having missed the film. 她懊悔没能看上那场电影。 2）名词, 意为“遗憾; 后悔”。
I felt a great regret at having spent my time in this way. 我对这样浪费光阴深感懊悔。
3) regret to do sth 表示“遗憾地要……”，后面的动词常是say, tell, speak, inform等; regret doing sth 表示“后悔做过……”; to one?s regret 令人遗憾的是 I regret to inform you he died as a consequence of his injuries. 我很遗憾地通知你，他因伤势太重不治身亡。 Five years later she regrets having given up her home. 5年后她对当初放弃自己的家感到后悔。 I have no regret for whatever I have done. 我对我所做的绝不后悔。 练习： 英译汉
I regret being so rude to you last time. 我很后悔上次对你太无礼了。 Now, I regret having done that.
我现在后悔那样做了。
I regret that I should have spoken so rudely to you. 我悔不该对你讲话那么粗鲁。
3. Build [b?ld]
vt.建立;建造，构筑;开发;为…建立基础 vi.建造，营造;扩大，扩展;发展，达到 n.体格，构造;〈俚〉优美的体型，肉体美 例句：
Developers are now proposing to build a hotel on the site. 开发商现在建议在这个地方盖一座宾馆。
If the TV was built into the ceiling, you could lie there while watching your favouriteprogramme.
如果把电视嵌入天花板，你就可以躺在那里欣赏你最喜欢的节目了。 He and a partner set up on their own and built a successful fashion company. 他和同伴自己创业，创办了一家成功的时装公司 用法： Build
The money to build the power station ought to have been sufficient. 建设电站的资金本该足够了。 There they learnt to build houses. 在那里他们学会了盖房子。
Let's assume for the sake of argument that we manage to build a satisfactorydatabase. 为了便于讨论，不妨假定我们成功地建立了一个令人满意的数据库。 Building
We have achieved great successes in the cause of building up our country. 我们在建设我们国家的事业中取得了巨大的成就。 He's in building.
他是搞建筑的。
Building more motorways and bypasses will help the environment by reducingpollution and traffic jams in towns and cities.
建造更多的高速公路和绕城道路能够减少城镇中的污染和交通堵塞，有利于改善环境。
build up增强; 建立; 开发
These chemicals in the food supply build up in people?s bodies over time. Hard working conditions build upcharacter. 艰苦的工作条件能磨练人的性格。 练习： 英译汉
Local companies find the sites and build the theme parks, while we will look after thebranding.
各地的公司确定园址后进行主题公园的修建，而我们将负责品牌推广工作。 As with any drug taken in excess, your body can build up a tolerance to it. 和过量服用任何其他药物一样，身体会对它产生耐药性。 Dr. Johnson and I have been trying to build him up physically. 约翰逊医生和我一直试图增强他的体质。 I am determined to build on this solid foundation. 我决定在这个坚实的基础之上继续努力。
4. lead to: [li:d] v导致; 造成 vt.领导;引导;指挥 vi.导致;领导;用水砣测深 n.铅;领导;榜样;枪弹 adj领头的;最重要的;领先的 例句：
Many of these chemicals can lead to cancer or other illnesses. 这些化学品中，许多都能导致癌症或者其他疾病。
Hundreds of people are said to have blocked a main highway leading north.
