i. A conscientious teacher always prepares his lecture carefully， intelligently，and with the full consideration of all possible aspects concerning the subject.

　　ii. Apart from energizing the athletes， physical strength helps them plough into the games enthusiastically and with confidence and even act as a deterrent force to their rivals to some extent.

　　5. 动词并列：

　　a). …v1，v2+ing，v3+ing…

　　b). s1+v1+ing，s2+v2…

　　i. An absent-minded teacher lacks drive to make class intensely focused， often preparing nothing in advance，wandering among random topics， thus wasting and killing times of industrial students.

　　ii. As a result of this， food dealers have made huge profit from it， thereby promoting the sector as well as creating more jobs.

　　6. 句子并列：

　　a). …， and therefore/thus/consequently

　　b). not only/simply/merely…but also/…as well/even…

　　c). neither…nor

　　d). not that…but that…

　　e). that引导的宾语从句

　　f). that引导的定语从句

　　g). that引导的主语从句

　　i. Books keep records of thoughts and ideas， and are therefore the major source from which people obtain knowledge.

　　ii. Chinese children unfortunately have few rights to make their own decisions， and consequently often have to do things that they do not enjoy doing at all.

　　iii. Modern vehicles have extended the range of people’s activity， and thus made much more goods available to local markets.

　　iv. Computers have not only brought convenience， but they have also made people learn more.

　　v. Not that emails or telephones have made people less personal， but that people themselves have become less personal. One of several possible reasons is that people usually lack of adequate communicating skills.

　　vi. However， sports salaries are not determined by considering the contribution to society a person makes， or the level of responsibility he or she holds.

　　二、从句的使用

　　从句的使用是提高写作得分最有效的一种手段，雅思写作中主要涉及的从句主要是名词性从句，状语从句和定语从句，朗阁海外考试研究中心建议考生既可以单独使用这些从句来组织句子，还可以采用从句套从句的方式来提高句型的复杂度。

　　7. 从句套从句：

　　i. Those who feel that sports stars salaries are justified might argue that the number of professionals with real talent is very few， and the money is the recognition of the skills and dedication a person needs to be successful. 宾语从句+定语从句+表语从句

　　ii. This has been driven by technological and scientific breakthroughs that are changing the whole way we view the world on an almost daily basis. 定语从句+状语从句

　　iii. The reasons for this trend may involve the recognition that a young adult who passes directly from school to university is rather restricted in terms of general knowledge and experience of the world. 宾语从句+定语从句

　　iv. But overall， I think that this is less likely today， when academic qualifications are essential for getting a reasonable career. 宾语从句+非限制性定语从句