雅思写作必背句子主要分为6种，宾语从句、主语从句、表语从句、同位语从句、定语从句、状语从句。举例如下：

1.宾语从句

We have to admit that the fact that the quality of life is as important as life itself.
我们必须承认生命的质量和生命本身一样重要。

2. 主语从句

It is indisputable that there are millions of people who still have a miserable life and have to face the dangers of starvation and exposure.
无可争辩，现在有成千上万的人仍过着挨饿受冻的痛苦生活。

Whether we will succeed depends on whether we persist.
我们能否成功取决于我们能否坚持。

What teachers should emphasize is to tell students to practice more.
老师应该强调的是告诉学生多练习。

3.表语从句

One advantage of the application of computers in education is that they can enrich the traditional teaching methods to a great extent.
在教育中使用电脑的一个优点是，他们能够最大程度上丰富传统的教学方法。

4. 同位语从句

No one can deny the fact that a person's education is the most important aspect of his life.
没有人能否认：教育是人生最重要的一方面。

5.定语从句

Those who favor this point of view are usually isolated by the majorities.
那些赞成这一观点的人通常被大众孤立。

（非限定性定语从句）

Any government, which is blind to this point, may pay a heavy price.
任何政府忽视这一点都将付出巨大的代价。

6. 状语从句

Some children tend to be so addicted to the Internet that they may ignore their academic study.
有些小孩太沉迷上网以至于他们可能会忽视他们的学习。

Although many people claim that, along with the rapidly economic development, the number of people who use bicycle are decreasing and bicycle is bound to die out. The information I‘ve collected over the recent years leads me to believe that bicycle will continue to play extremely important roles in modern society.
尽管许多人认为随着经济的高速发展，用自行车的人数会减少，自行车可能会消亡，然而，这几年我收集的一些信息让我相信自行车仍然会继续在现代社会发挥极其重要的作用。