In conclusion，…
To sum up，…
例︰总而言之，好国民应该遵守交通规则。
In conclusion，a good citizen should abide by traffic regulations.
2、因此，我们能下个结论，那就是…
We can，therefore，come to the conclusion(that)子句
例︰因此，我们能下个结论，那就是世上自由罪珍贵。
We can，therefore，come to the conclusion that nothing is so precious as freedom in the world.
3、如果我们能做到如上所述，毫无疑问地，…
If we can do as mentioned above，there can be no doubt(that)子句
例︰如果我们能做到如上所述，毫无疑问地，我们就能精通英语。
If we can do as mentioned above，there can be no doubt that we can master English.
4、因此，这就是…的原因。
Thus，this is the reason why…
例︰因此，这就是我重感冒的原因。
Thus，this is the reason why I caught a bad cold.
5、所以，我们应该了解…
Therefore，we should realize(that)子句
例︰所以，我们应该了解学英文不能没有字典。
Therefore，we should realize that in learning English we cannot do without a dictionary.
6、因此，由上列的讨论我们可以明了…
We，therefore，can make clear from the above discussion(that)子句
例︰因此，由上列的讨论我们可以明了毅力可以克服任何困难。
We，therefore，can make clear from the above discussion that perseverance can overcome any difficulty.
7、(A)从～观点来看，…
From the～point of view，…
(B)根据～的看法，…
According to～point of view，…
