逻辑衔接是雅思写作考试的评分标准之一，老外不会自动脑补你跳跃似的叙述，想要自己的作文成为连贯有韵致的高分作文，赶紧收下以下这些连词。
并列关系
and, furthermore, more than that, also, likewise, moreover, in addition, what is more, for instance, for example
2. 转折关系
although, however, on the contrary, but, in spite of, nevertheless, yet, otherwise, despite
3. 顺序关系
first, second, third, and so on, then, after, before, next
4. 因果关系
as a result, for, thus, because, for this reason, so, therefore, as, since, consequently, on account of
5. 归纳关系
as a result, finally, therefore, accordingly, in short, thus, consequently, in conclusion, so, in brief, in a word
6. 对比关系
in contrast, by comparision; on the other hand; while
几个用得比较多的句子：
As far as I am concerned, the advantages of … outweigh its disadvantages.
Nevertheless, the disadvantages of … is undeniable.
To sum up/ In general/ On the whole/ In brief/ In short/ In a word, it is true that … bring about both positive and negative results. But we can try our best to reduce the negative influence to the least extent.
Obviously, in every aspect, …
This diagram unfolds a clear comparison between…and…
As to the other three, though the growth rates were not so high, they were indeed remarkable and impressive
