Revision Unit One to Unit Five
一、语音及拼读规则
1．辅音字母发音不变，注意元音字母发音。
2．元音字母发音有规律，注意开音节，闭音节，r音节和re音节的发音规律。 3．注意元音字母组合和辅音字母组合的发音规律。 4．格外注意和记忆不规则单词。 二、单元重点单词 1．conclude vt. & vi.
（1）（使某事物）结束（come or bring sth. to an end.） e.g.The meeting concluded at 8 o’clock. 会议于8时结束。
The story concludes with the hero’s death. 这故事随主人公死亡而告终。（conclude with） He concluded by saying that… 他结束讲话时说……
She concluded her talk with a funny story.
她以一个有趣的故事结束谈话。（conclude…with）
（2）推断出；达成；决定（come to believe sth. as a result of reasoning） e.g.Those are the facts; what do you conclude from them?
这些都是事实，你能从中得出什么结论？（conclude sth. from sth.） The jury concluded, from the evidence, that she was guilty. 陪审团根据证据作出结论，认定她有罪。 We concluded to go out.
我们决定出去。(conclude to do sth.)
2．analyse vt. 分析；研究（examine and explain sth. or study its nature or structure） e.g.By analyzing the parts of the sentence we learn more about English grammar. 分析句子成分就能多了解一些英语语法。 We must try to analyse the causes of the strike. 我们得研究一下罢工的原因。 3．defeat vt. & n.
（1）vt. 战胜（某人）；击败（win a victory over sb.; overcome） e.g.The enemy was defeated in a decisive battle. 敌人在一场决定性的战斗中被击败。 He has been soundly defeated at chess. 他在国际象棋比赛中一败涂地。
（2）vt. 使（某人）困惑；难住（be puzzling for sb.; baffle） e.g.I’ve tried to solve the problem, but it defeats me! 这个问题我想解决，但把我难倒了！
Why you stay indoors on a beautiful day like this defeats me! 天气这样好你却呆在屋里，真叫人莫名其妙！ （3）n. 击败；失败（defeating or being defeated） e.g.suffer defeat 遭到失败
I never consider the possibility of defeat. 我从未考虑有失败的可能性。 4．instruct vt. 命令；指示；教导 e.g.They haven’t instructed us where to go. 他们还未指示我们到何处去。
I’ve instructed them to keep the room locked.
我已吩咐他们那房间要上锁。
instruct—instructor(教员；教练；指导员)—instruction（n.）
5．contribute vt. & vi. 捐献；贡献；捐助——contributor——contribution e.g.Everyone should contribute what he or she can afford. 人人都应该尽自己的能力作贡献。
He wants to contribute ten pounds to a charity collection. 他想捐献十英镑给慈善事业。 6．consist vi. 组成；一致
e.g.The committee consists of ten members. 委员会由十人组成。（consist of sth.）
a mixture consisting of flour and water 面粉和水的混合物 consistent adj. 一致的
e.g.You’re not very consistent; first you condemn me, then you praise me. 你前后矛盾，开头责备我，接着又夸奖我。
What you say now is not consistent with what you said last week. 你现在说的话与你上星期说的话不相符。 7．debate vi. & n. 争论；辩论
e.g.After a long debate, the House of Commons approved the bill. 经过长时间的辩论，下议院通过了议案。 What are they debating about? 他们在辩论什么？
They debated closing the factory.
他们争论是否关闭工厂。（debate doing sth.） 8．construct vt. 建造；构造；创立
e.g.construct a factory, an aircraft, a model, a sentence, a theory 建工厂；造飞机；制作模型；造句；建立理论 construction n. 建筑，施工，建设；建筑物 e.g.the construction of new roads 新道路的施工 The new railway is still under construction. 新铁路尚在建设中。
a complex construction of wood and glass 木和玻璃综合结构的建筑物 9．available adj.
（1）(指物)可用的或可得到的（of things that can be used or obtained） e.g.Tickets are available at the box office. 票房有票。
You will be informed when the book becomes available. 这本书有货时就通知你了。 This was the only available room. 只剩下那个房间可用了。
（2）（指人）可会见的，可与之交谈的（等）(of people free to be seen, talked to, etc) e.g.I’m available in the afternoon. 我下午有空。
The Prime Minister was not available for comment. 首相无暇作出评论。
10．constant adj. 经常的；不断发生的；坚定的；忠实的 e.g.constant chattering, complaints, interruptions 没完没了的饶舌、抱怨、打搅
This entrance is in constant use；do not block it.
这个入口经常使用，不要挡住。 a constant friend, companion, supporter, etc 忠实的朋友、伴侣、支持者等 constantly adv. 不断地；经常地 e.g.He’s constantly disturbing me. 他老是打扰我。 She worries constantly. 她经常苦恼。
11．require v. 要求；需要；命令 e.g.We require extra help. 我们需要额外的帮助。
The situation requires that I should be there. 情况需要我在那里。 Is that all that you require, sir? 先生，您还要别的吗？
I have done all that is required by law. 我已按照法律规定把一切做好。 12．extraordinary adj.
（1）不平常的；非常的，格外的（beyond what is ordinary; very unusual; remarkable） e.g.Her talents are quite extraordinary. 她才华出众。
extraordinary weather for the time of year 一年中某段时间的反常天气 It’s extraordinary that he has not come.