一) 连接词（1）表选择关系或对等关系的连接词：either…or…，neither…nor, or, as well as…, and, both…and…。
（2）表因果关系或对等关系的连接词：therefore, so, as a result, as the result of …，because of, due to …,owing to, thanks to等。
（3）表时间顺序的连接词：the moment, as soon as, at first, then, later, meanwhile, at the beginning, in the end, before long, for the first（second…）time, the minute等。
（4）表转折关系的连接词：yet, and yet, but , while, on the contrary, on the other hand, however, at the same time（然而）等。
（5）表解释说明的连接词：that is, that is to say, in other words, such as, for instance, and so on, etc. and the like等。
（6）表递进关系的连接词：not only…but (also), what’s more, what's worse, besides, in addition, worse still, moreover, above all等。
（7）表示总结的连接词：in a word, on the whole, in short, briefly, in brief, to sum up, in all 等。
(二)、常用句型1、be worth doing 值得做……2、be busy doing 忙着做……3、too…to do 太……而不能做……4、so+adj./adv. as to do 如……以致于做5、It takes sb. some time to do sth. 花某人……时间做某事6、sb.spends some time doing sth. 某人花……时间做某事7、It is+adj.+for sb. to do sth. 某人做某事是……8、It's up to sb. to do sth. 应由某人做某事9、sb. have some difficulty/ trouble in doing sth. 某人做某事很费劲10、The more…the more… 越……越……11、It's no good/use doing sth. 做某事没好处/用处。
12、sb.can do nothing but do sth.=have no choice but to do 别无他法，只能做某事13、There be/lie/st and/live… 有……14、be about to do sth. when… 正要做某事这时……15、It was not long before… 不久就……It will not be long before… 要不了多久就……16、It is+一段时间+since… 自……以来，有……时间了17、It is said that… 据说……18、not…until/till… 直到……才19、祈使句+and/or+分句（将来时）20、主语+find/consider/think+it+形容词或名词+不定式21、so+adj./adv.+that 如此……以致于such+n.+that…22、why not do sth 为什么不做……呢？why do sth. 为何做……？23、主语+hit/strike/beat/touch/grasp/seize/catch…+sb.介词+the+表示身体部位的名词24、It's time to do sth./ It，s time+sb.did sth. 到做某事的时间了25、sb. devote oneself/one's life to sth./doing. 致力于做某事26、It happened that,…/sb.happened to do sth. 碰巧……27、It is/ was+被强调部分+that/who…28、I don't think/believee/suppose/expect+that 从句否定前移29、would like to do 愿做某事feel like doing 想做某事had better (not) do sth 最好（不）做某事would rather do 宁愿做……30、There is no doing sth. 没必要做……31、主语+have no idea+从句不知道……32、I doubt whether+从句我怀疑……I don't doubt that+从句我不怀疑……33、no matter when/where/what/who/whether/how+从句+主句无论……34、what/who/where/when…do you think… 你认为什么/谁/哪里/什么时候……35、used to do 过去常做某事be used to doing 习惯于做某事as soon as…从句+主句36、the moment… 一……就……immediately37、no sooner…than/hardly…when 一……就……38、It is possible/probable/likely that… 可能……39、Do you mind if I do?/Would you mind if I did? 我做某事你介意吗？40、wish sb.+n./abj 祝愿某人……（三）注意以下过渡词的用法1、表示时间的af first 起初next 接下来then 然后after that 那以后later 后来soon 不久soon/shortly after ……之后不久finally 最后in the end 最后eventually 最终at last 终于lately 近来recently 最近since then 自从那时起after that 那以后in no time 不一会儿after a while 一会儿afterward 后来to begin/start with=in the first place 首先、第一点immediately 立即、马上meanwhile=in the meantime=at the same time 在此期间、同时earlier, until now 直到现在suddenly=all of a sudden 突然as a young man 当…… 是个年轻人的时候at the age of… 在……岁的时候as early as 早……的时候as soon as 一……就…… before, the other day 几天前early in the morning 大清早after/before dark 天黑后/前one day 有一天one afternoon 一天下午one morning 一天早晨2、表示空间的to the right/left 朝右/左on the rinht/left 在右/左边in the middle of 在中间in front of 在前面in the front of 在前面at the back of 在后面at the bottom of 在底部on the edge of 在……的边上on top of 在……的顶部opposite to 与……相对close to 靠近near to 在……附近next to 与……相邻under 垂直在下over 垂直在上below 在下方above 在上方across 在……的另一边around 在周围behind 在后before 在前against 靠着、抵着further on 再往前3、表示列举和时序first, second, third…finally firstly, secondly, thirdly…finallyfirst of all, next then, lastly for one thing…for another…at the same time at first at last4、表示列举for example 例如：…… namely 即…… for instance 例如：…… that is (to say) 也就是说such as 如…… take…for example 拿……来说like 像……5、表示比较或对比like 像unlike 不像similarly 同样地in the same way 以相同的方式compared to与…比while 而still=nevertheless 然而on the contrary 正相反different from 与……不同on (the) one hand…on the other hand 一方面……另一方面in contrast with 与…成对比6、表示增补and 而且both…and 不但……而且not only…but also 不但……而且as well as 不但……而且also=besides=furthermore=more over 此外、而且in addition 并且apart from 除了……之外what's more 而且、更重要的for another 另一方面worse still=what's worse=to make matter worse 更糟糕的是including 包括7、表示因果because 因为since 既然as 由于now that 既然therefore 因此thus 这样so 所以as a result (of) 结果because of=on account of 因为thanks to 多亏、由于for this reason 由于这个原因if so 如果这样if not 如果不是这样8、表示目的for this purpose in order to do so as to do so that… in order that…9、表示让步though/although no matter+疑问句in spite of whatever/however/whoever even if/ even though10、表示递进或强调besides 况且what's more 更重要地是thus 这样above all 首先indeed 的确in fact/ as a matter of fact 事实上in other words 换句话说in that case 那样的话or rather 更确切地说particularly 特别地11、表示转折but 但是still 然而however 然而while 而12、表示总结in a/one word 简言之、一句话、总之generally speaking 一般说来in short=in a few words 简言之in conclusion=lastly 最后地on the whole=taking everything into consideration 从总体来看、大体上so 所以therefore 因此thus 这样as has been mentioned 正如所提到的it is quite clear that 很显然there is no doubt that 毫无疑问it is well-known that 大家都知道as we all know=as is known to us all 大家都知道as/so far as I know 据我所知to sum up=to summarize=in summary 总之13、表示转折话题by the way 顺便说I am afraid 我恐怕in my opinion 依我看来to tell the truth 说实话to be honest 诚实地说in face 事实上常用连接词如下：1.表示平行对等的或选择的连词，如and,both....and,as well as neither ..nor,or，either.. or 等。