5．prevent ...from ... 阻止......做......

　　6．in the end 最后，终于

　　7．come down to sth. 可归结为......，结果是......

　　8．look forward to 盼望，期盼

　　9．be responsible for 对......有责任，负责

　　10．provide sth.for sb. 为某人提供某物

　　11．take care of 照看，照顾

　　1. They want the leaders to cancel the debt of Africa's poorest countries so that the problems there can be prevented from getting any worse.

　　他们希望这些国家的领导人取消非洲最贫穷国家的债务，以使那个地区的问题不再恶化。

　　[句式分析]　so that在本句中引导目的状语从句，意为"为了，以便"。

　　[佳句赏析]　很多女孩不吃早饭以便减肥。

　　Not a few girls don't eat their breakfast so that they can lose weight.

　　2．It is going to be remembered as a historical meeting this year, as the topic of Africa will be discussed in detail.

　　今年的会议将会作为一次历史性的会议留在人们的记忆中，因为非洲问题将是本届会议详细讨论的问题。

　　[句式分析]　句中有两个as。第一个as为介词，第二个为连词，引导原因状语从句。

　　[佳句赏析]　既然你已经知道了，我就告诉你实情吧。

　　As you have known about it, I'll tell you the truth.

　　3．(长难句分析)Widespread poverty in Africa means that many people there cannot get the water, clothing, housing, electricity or education they need.

　　非洲普遍的贫困意味着那里的许多人不能获得他们需要的饮用水、衣服、房屋、电力及教育。

　　[句式分析]　本句为主从复合句。that引导宾语从句；they need为定语从句，修饰前面的几个名词。

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