There are social, medical and technical problems associated with the use of mobile phones. What forms do they take? Do you agree that the problems outweigh the benefits of mobile phones?
这个题目中给出的话题是 mobile phone，所以考生可以从它产生的原因来考虑，就是科技的繁荣，而科技的繁荣，手机的广泛使用是在 20世纪末，这样背景句就有内容可写了。当然要通过相应的句型来写了。
如 … (time) witnessed …
The late 20th century witnessed the boom of science and technology, which gave rise to a series of technological innovations, including the mobile phone.
Nowadays, some universities offer students skills that assist them to find employment, but some people believe that the main function of a university should be to provide students with access to knowledge for its sake. What is your opinion?
参考：As job-hunting has become one of the main purposes of university education, the majority of the universities tend to offer vocational trainings to prepare the students for their future career.
Nowadays, people are facing more and more work-related stress. State the possible reasons for this phenomenon and make some recommendations about how to combat it。
这一现象的情况，即很多人都在承受着或多或少的压力。可用 it is generally believed that … 形式主语的句型。
It is generally believed that white-collar as well as blue-collars workers are suffering from psychological and physical stress stemming from work.
Environmental problem is too big for individual countries and individual people to address. In other words, we have reached the stage where the only way to protect the environment is at an international level. To what extent do you agree or disagree with this statement?
本题话题为环境问题，考生也可用重述法对当前环境问题进行重述，这时，可以用 In modern society/ At present, 等表时间的介词短语来引导一个叙述句型。
In modern society, environment related issues have confronted ecological scientists, government agencies and the general public.
The main purpose of public libraries is to provide books and they should not waste their limited resources and space on providing expensive hi-tech media such as computer software, videos and DVDs. To what extent do you agree or disagree with this statement?