下面是托福写作一些原因句型，希望可以帮助到托福写作考试考生，祝托福写作考生获得高分。
          一、There are three reasons for this.
　　 二、The reasons for this are as follows.
　　 三、The reason for this is obvious.
　　 四、The reason for this is not far to seek.
　　 五、The reason for this is that...
　　例如： There are three reasons for the changes that have taken place in our life.Firstly,peoples living standard has been greatly improved.Secondly,most people are well paid,and they can afford