常用的词语有：first／firstly, second／secondly，furthermore，finally，above all， first and most
important, to begin／start with, in the second place, moreover, to conclude, next，then, afterward lastly, in the end, eventually．
2．比较和对比：一般来说，比较包括相同点和相异点。对比则仅指相异点。常见的词及词组有：in comparison(with)，likewise，similarly，in the same way，equally，but, in contrast With／to，instead，conversely，on the contrary, in／by contrast，while，Correspondingly．
3．因果和推理：这种段落发展方式通常用于解释某件事发生的原因和结果。经常用到的因果关系的动词和动词词组有：cause，produce，lead to, bring about, result from, be due to，have an effect on, result in．
因果关系的连接词有：due to，the fact that, for the simple reason，because (of)，so that, consequently，hence，as a result，accordingly，therefore，so long as，so，thus，owing to，now that, for／as，since．
4．举例：用实例来说明作者的观点是举例段落的发展方式。采用举例的方式，使文章内容更加充实，更富有内涵。常用于举例的词和词组有：such as，for example，for instance，as an illustration，to illustrate，a case in point，as follows，just as，just as，including，like．
1)__________________, generally, the standard of education is higher. This is because colleges and universities have up-to-date equipment and other resources. Also, teachers and lectures are highly-skilled professionals who are aware of all the latest developments in their fields of interest. A final point is that the overseas qualifications which a student obtains are valid usually anywhere in the world.
2)__________________. These include defense capabilities and social security. Private enterprise and the profit motive should not form part of these essential services. On the other hand, some services could be provided by either governments or private groups or both. Education and health care are examples of such services. A government must provide at least a basic level of education and health care so all citizens call have access to them.
3)__________________. Every day there are opportunities to practice listening to and speaking with Australians. Also, students can experience the culture first-hand, which is a great help when trying to understand the language. This is especially true if they choose to live with Australians, as part of a home-stay family, for example. Furthermore, if students attend a language school full-time, the teachers will be native speakers.
4)__________________. Jose did not complete his mathematics yesterday. He spent the first fifteen minutes of the hour working on the first of the ten examination problems. He spent other minutes doodling on his test paper.
5)__________________. One example is the word "graft." The verb to graft first meant merely to work. English people once used the word in such expressions as " Where are you grafting?", meaning " Where are you working?". From this perfectly respectable meaning, the word has gradually changed. Today graft refers to illegal gains won by dishonest politicians.