although 虽然，尽管
He went through with his plan although all his friends advised him to abandon it. 尽管他所有的朋友忠告他放弃他的计划，但他坚持完成了该项计划。
after all 毕竟；终究
After all, no one knows me better than me. 毕竟，没有哪一个人比自己更了解自己。
in spite of… 尽管；不管，不顾
In spite of the material benefits wealth provides, I believe one should abandon the pursuit of materialism and instead concentrate on the pursuit of happiness.
但是尽管财富提供了物质上的利益，我相信一个人应该放弃追求唯物主义，而应该把注意力集中到追求幸福上去。
despite 尽管
Despite their efforts the project collapsed. 虽然经过他们努力，这个规划还是失败了。
even if 即使
Even if we cannot slow down every day, at least slow down on Sunday. 即使我们不能每天都慢下来，至少可以在星期天慢下来。
even though 虽然
Even though we may have a hundred and one things in our to-do list, not all of them have the same importance.
虽然我我们可能会有一百零一件事情陈列在我们的工作清单上，但不是所有的都一样重要。
though 尽管
Though he had a good start, I rowed him down at last. 虽然他开始时划得很好，但最后我还是赶过了他。
admittedly 诚然
Admittedly, it is a huge challenge for many people,but it is a fact of working life. 诚然，对于许多人来说，这是一个巨大的挑战，但这就是现实。
whatever may happen 无论发生什么事
Whatever may happen, we are determined to do this work. 无论发生什么事情，我们下定决心去做这项工作。
2、表达转折的常用连词及万能句型
however
We will never countenance violence, however serious the threat against us. 不管威胁多么严峻，我们永远不会容忍暴力。
rather than
Because love consists of accepting other person as he or she is rather than regulating her or him. 爱一个人就是接受他原来的样子而不是重塑他（以成为你期望的样子）。
instead of
She frittered away her time in going to the cinema instead of studying. 她不把时间花在学习上，而是浪费在看电影上了。 but
On the one hand I admire his gifts, but on the other I distrust his judgment. 一方面我羡慕他的才华，而另一方面我却怀疑他的判断力。 yet
Although I have not read through the Book of Persons, yet I will try to read it in every sense. 尽管我还没有读完这本“人之书”，但我会一直努力从各个方面去阅读。
on the other hand
But on the other hand there is a wounded child inside you who wants recognition and appreciation from the outside world.
但另一方面在你心中又有一个受伤的小孩想要来自外在世界的认同和欣赏。 On the other hand, users gather in this community and have fun. 而另一方面，用户们也快乐的扎堆在这个社区里。 unfortunately
Unfortunately we do not have that luxury: we have only one planet. 但不幸的是，我们没有这种奢侈：我们只有一个地球。（环保加分句） whereas
Arid uplands are irrigated and planted with leafy gardens, whereas, on fertile plains, the parks are paved with stone.
在干旱的高地上引水灌溉，种植阔叶园林；然而在肥沃的平原上，公园里铺着石头。
3、表示比较的英语连接词和句型：
like
We have to compete with our rivals like all our competitors . 我们必须跟对手竞争，就像所有竞争对手一样。 similarly
Similarly , not everyone is the enthusiastic type that falls in love with their work . 同样的，对待自己的工作，并不是每个人都属于充满激情的那种类型。 likewise
Likewise , poor nutrition can lead to dental problems . 与之相反的，营养不良也会引起口腔问题。 in the same way
With humans , smiles work in the same way . 对人类而言，笑容也有着同样的功效。 in the same manner
As you would that others should think about you , think you about them in the same manner . 就像其他人应当怎样看待你一样，你需要用同样的方式去看待他们。 equally
All systems of time are equally possible and you can choose any system you wish. 所有时间系统都同样的可能性，进而你可以任选其一。
4、表原因的8个连接词及句型
for this reason
For this reason , the Carbon Trust has a carbon labelling scheme . 为此，英国碳信托公司推出了一项碳标志计划。 due to
This year firms have cut their hiring due to the economic crisis . 今年由于金融危机的影响，公司纷纷减少雇佣人数。 thanks to
Most important of all, the PC has , in the past decade , turned primarily into a communications device , thanks to the rise of the internet .
最重要的是，由于互联网的蓬勃发展，在过去的十年间，PC机已经变成了一种重要的通讯工具。 because
Because life is unique by how you shape it . 生命独一无二，就看你怎样去塑造。
because of
Human differ from animals because of their ability to speak and use tools . . 人类和其他动物不同， 在于他会说话和会使 用工具。 as
As machines did more and more work , people did less and less . 因为机器做了越来越多的工作，人们做的就越来越少。