英语文章结构三大特点
1、观点鲜明的开头；
2、紧扣主题的结尾；
3、有主题句且衔接自然的中间段落。

“起承转合”所需衔接词集锦
起：nowadays, at present, first of all, firstly；
承：secondly, besides, moreover, furthermore, obviously, in addition, in other words;
转：however, on the other hand, but, instead, conversely;
合：therefore, so, as a result, in short, in brief, in a word, in conclusion.

其他衔接词集锦
1、列举
First of all, …;What’s more, …;Last but not the least,…
2、举例说明
Let’s take … as an excellent example.
3、强调
It is obvious/ apparent/ conceivable that
As a matter of fact,….
There is no doubt that,….
4、并列
In (the) other words
5、对照
Contrast with...
On the contrary (by contrast)
On one hand,…; On the other hand,….
6、比较
Comparatively,….
Compared with…
7、原因
Due to/Owing to/Thanks to…
As a result of…
8、结果
Because of this ,…..
As a result of that, …
Consequently,…
9、增加（补充）
Moreover,…
Furthermore (what is more),…
For an addition,….
10、结尾（总结）
According to what we have talked above, we can arrive at the conclusion reasonably /naturally that….