生活条件改变的原因有两条。首先，我们一直在贯彻执行改革开放政策。其次，我们的经济在迅速发展并且出生率得到了控制。
There are two reasons for the changes in people’s living conditions. First, we have been carrying out an opening and reform policy. Second, our national economy is developing rapidly and the birth rate has been __________.
2. We have two good reasons for/against ...
我们有两条充分理由反对工业不受控制的发展。
We have two good reasons against the uncontrolled development of industry.
3. The reason for...is that + 从句
我们支持”希望工程”的原因是, 许多贫困地区的儿童付不起继续学业的各种费用。
The reason for us to support the “Project Hope” is that many children in poor areas __________ different kinds of expenses to continue with their schooling.
四、有关因果关系的句型:
物价上升的原因是需求的增加。The cause of (reason for) higher prices was an increase in demand.
或: Because the demand has increased, the prices are higher. 或: An increase in demand results in higher prices.
或: The demand has increased. As a result, the prices are higher. 或: If there is an increase in demand, then prices rise.
译：他们取得的成果是由于他们的刻苦努力。What they have achieved results from their hard (=painstaking) work.
译：由于所有这些因素，政府越来越多地依赖于科学家来安排适当的规划并付诸实践.
As a result of all these factors, governments are becoming increasingly dependent on scientists for planning appropriate programs and __________.
五、表示不同看法的句型:
1. 人们对这个问题的看法各不相同。Different people have (= hold) different opinions (=views) on this question (=problem, matter).
有些人认为 … ；其他争辩说 … ；还有一些主张 …
Some believe that ... Others argue that .... Still others maintain that ...
人们对旅游业的看法各不相同。有些人认为，旅游业是浪费金钱和时间。另一些人则争辩说，中国是一个具有5000年历史的文明古国, 并且有自己的传统文化，它和西方文化截然不同。旅游业有助于文化交流和各国人民之间的友谊和了解。我认为，第1种看法是片面的。发展旅游业是非常重要的。各国应该互相了解、互相学习以便促进我们和平和发展的共同事业。
People their opinions on tourist industry. Some believe that tourism is a waste of money and time. Others argue that China is an ancient civilized nation with a history of 5000 years and has its own traditional culture, which is quite different from that in the western countries. Tourism to the cultural exchanges between countries and to the friendship and understanding of the peoples all over the world. , the first view is one-sided. Tourism is of great importance now. All nations should understand each other and learn from each other to ___________our common cause of peace and development. (105 words)
2. 他们的观点各不相同。They are quite different from each other in their opinions.
3. 有些人持这样的观点：孩子少是好事。 Some people hold the opinion that it is good to have a small family.
4. 他们对这个问题的态度大相径庭。They think quite differently on this question.
5. 他们对噪音问题的态度截然不同。They differ greatly in their attitudes towards noise problem.
家长和孩子对这个问题的看法不同。家长认为，孩子应努力学习，得到好的学习成绩。而孩子们则认为，他们应该有更多的自由来支配他们的闲暇时间，来安排他们的未来。
Parents and children think differently on this question. Parents hold that children should work hard and do well at school. Children, however, maintain that they should have more freedom to spend their leisure time and to plan for their own future.
六、表示必须、紧急、有困难做某事的句型:
1. It is important (necessary, urgent, difficult, easy, convenient, comfortable, expensive, desirable, advisable) for sb. to do sth.
翻译下列4句：
1) It is inevitable that the natural resources throughout the world are diminishing as the demand for them 在不断增长.
不可避免的是，
2) It is obvious that the strength of a country’s economy 直接相关the efficiency of its industry and agriculture. joozone.com