正文段落中常用的句型：
1.There are some good reasons for…(分析原因)two possible
人民生活状况的改善原因有两点。首先，我们一直在贯彻执行改革开放政策。其次，国民经济正在迅速发展，而且出生率已经得到控制。
There are two reasons for the improvement in people’s living conditions. In the first place, we have been carrying out the reform and opening-up policy. Secondly,there has been a rapid expansion of our national economy .Further-more, the birth rate has been put under control.
2. My suggestions to deal with the problem are as follows. In the first place,… Secondly,…Finally… solve/tackle/relieve
(提出建议)我对解决这个问题的建议如下。首先，迫在眉睫的是建立自然保护区。其次，有些濒临灭绝的珍稀野生动物应该收捕、人工喂养并繁殖。最后，对于捕猎珍稀野生动物的人必须严惩。
My suggestions to deal with the problem are as follows .To begin with, it is urgent to create nature reserves. Secondly, certain rare wild animals that are going to be extinct should be collected, fed and reproduced artificially. Finally ,those who hunter them must be punished severely.
3.Different people have different opinions on this question. Some people believe that … Others problem/matter/argue that… Still others assert that…(论述不同看法)人们对失败持有不同的态度。面对失败，有人能够经得起考验，从失败中汲取教训，并努力去完成他们下定决心要做的事情。然而，另一些人却丧失信心并退却了。People differ in their attitudes towards failure. Faced with it ,some of them can stand up to it .draw useful lessons from it and try hard to fulfil what they are determined to do. Others, however, lose heart and give in.
4.It is important (necessary, urgent, difficult, easy, expensive, desirable, abvisable, convenient, comfortable)for sb. to do sth. (发表意见)人们希望建立