3。表因果关系的: since, as, because (of)/in that/as a result of  , for, so, thus, therefore, as a result, so that, hence (,因此)
 lead to ,result in (from), contribute to（促成，导致）， consequently（正式）所以，因此 ,as a consequence, accordingly（正式） 从而，因此
1） The town was built near a bridge on the River Cam : hence the name Cambridge . 这座城镇建在康姆河上一座桥的附近，因此而得名为康桥（现名为剑桥）
2） This engine uses less fuel and is therefore better for the environment .
3） You have repeatedly failed to deliver the goods on time . We therefore feel that we have no alternative but to find another supplier. 你不只一次地没有按时交货。所以我们别无选择，只好另找一家供应商了解。
4） Luck and a good family background contributed to his success.
5） No canditate succeeded in obtaining a majority of the votes. Consequently new elections were held . 没有一位候选人得得票过半数，所以举行了新的选举。
6） We see that you have an income of less than 2000 pounds a yeas.Accordingly , we have decided to grant you free tuition . 我们发现你的年收入低于两千英镑。 因此，我们决定免去你的学费。
7）  In their views there are 2 factors contributing to this attitude as follows: in the first place, ___原因一_______.Furthermore, in the second place, ___原因二_____. 他们之所以有这种观点，主要基于以下两个因素：。。。
2． 表示递进关系的:furthermore, what's more ,moreover,incidentally, meanwhile, besides, particularly. similarly at the same time , in addition,
5。表条件关系的: if, on the condition (that), as /so long as, unless, or else, prividing/provided ( that ) 
6．表示时间关系的
when, after, before, until, as soon as, later, afterwards, soon, lately, recently, since, from then on, eventually, in the meantime, then, suddenly, at the same time, next, early this morning/year/century, after an interval（间歇，间隔）, now, after, presently, later, afterward, somewhat later（稍后）, finally,
 at last, all of a sudden（突然，突如其来地）,
7。表特定的顺序关系:
 above all, first of all, firstly, first, secondly, the , next, finally, in the end, at last,in the first/second/third /… place 
8。表换一种方式表达: in other words, that is to say, to put it another way,
9。表进行举例说明: for instance, for example, like, such as,
10。表陈述事实: in fact, actually, as a matter of fact, to tell you the truth
11。表总结: on the whole, in short, all in all, general, in a word, in conclusion, in closing, in summary.
练习：
 汤姆有一只玩具熊，他非常喜欢他。每当他上学时，总是带着。有一天，汤姆在回家的路上把小玩具熊丢掉了，没有找着。汤姆感到非常难过。他姐姐听说了这件事，就给汤姆买了只新的。汤姆高兴地笑了。 他又有了一个新朋友。
 一般表达：Tom had a little toy bear.He liked it very much . He went to school and took it . One day Tom lost his toy on his way back home . He didn’t find it . He was very sorry . His sister knew it and bought a new toy bear for him. Tom was happy . He has a new friend.
高级表达：

二．使用代词进行过渡
常常用的过度代词有：人称代词、物主代词、指示代词(this ,that ,those ,these )、不定代词(one ,ones )、疑问代词(what ,who ,which ,whose)等
练习：
 李伟买了一台新电脑。这台电脑很先进但很贵，是日本产的。他把那一台兰颜色的旧电脑给了他爸爸。但是，他爸爸的书房很小，李伟只好帮爸爸把一些过时的书籍搬出去。不幸的是， 他搬运书时候把一个花瓶摔破了。他妈妈看见后很生气。
一般表达：
 Li Wei bought a new computer yesterday . The computer is a modern but expensive computer . It was made in Japan . He gave the old computer to his father . The colour of the computer was blue. But his father’s study is very small , so he had to help his father move some of the books there away . These books are out of date. When he carried the books he broke a vase. His mother was very angry .
高级表达：

一． 使用标点进行过渡
 我们公司几乎人人都有小气车， 国产的，而且跑得都挺好。 这些车的价钱不贵，一辆10万元左右，比较合理。我多次要求我父亲也买一辆，这使得他很不高兴。他常说， 骑自行车上下班对身体很有好处， 而且不污染空气。 他的话当然很有道理。
一般表达：
 Almost everyone in our company has a car -----one made in China , and all of them are working very well .What’s more , each car just costs about 100,000 yuan ; the price of it is reasonable . But my father still rides a bicycle . Why doesn’t my fahter want to buy a car ? Does he have no enough money?Surely the answer is “No!”The reason why he doesn’t want to buy a car is that he wants to take exercise by riding a bike and he often says that riding a bicycle doesn’t pollute the air . Of course, what he says is quite rihgt .
  高级表达：

二． 使用插入语进行过渡
1.使用插入语拓展句子
李华学习数学非常认真。
一般：Li Hua studies math very hard
高级： .
汤姆中文讲得很好，而且数学也不错。liuxuepaper.com