Itiscommonlybelievedthat…/Itisacommonbeliefthat…人们一般认为……
Manypeopleinsistthat…很多人坚持认为……
Withthedevelopmentofscienceandtechnolog碃福百凰知好版瞳保困y,moreandmorepeoplebelievethat…
随着科技的发展,越来越多的人认为……
Alotofpeopleseemtothinkthat…很多人似乎认为……
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一)表示“起”的词/词组：用于开篇引出扩展句。
  
atfirst最初foronething…(foranother)atpresent现在;当今currently目前;recently最近
first(ly)第一ingeneral一般说来inthebeginning起初onetheonehand…(ontheotherhand)
tobeginwith首先;第一一方面…(另一方面)firstofall首先;第一generallyspeaking一般地说
inthefirstplace首先;第一onthewhole总起来说lately最近tostartwith首先;第一presently现在;此刻now现在
(二)有关“承”的常用词语：用来承接上文。
  
after/afterthat/afterwards此后bythistime此时afterafewdays几天以后certainly无疑地;当然地afterawhile过了一会儿therefore因此;结果also/too并且;又forexample例如atthesametime同时forinstance例如
beside此外forthispurpose为了这个目的Besides/what’smore而且;此外fromnowon从此
inaddition此外second第二;第二点inadditionto…除…之外secondly第二infact事实上similarly同样地
inotherwords换句话说so所以inparticular特别(地)soon不久inthesameway同样地still仍然
bytheway顺便提一句then然后indeed的确third第三;第三点meanwhile与此同时thirdly第三
moreover而且，此外foranother其次nodoubt无疑地suchas正如obviously明显地later后来
ofcourse当然truly事实上;真实地particularly特别地unlike…不像……;和……不同whatismore而且;此外
(三)有关“转”的常用词语：用来表示不同或相反的意见。
  
afterall毕竟fortunately幸运地allthesame依然;照样however然而;无论如何anyway无论如何
inspiteof尽管……;虽然……atthesametime同时;然而luckily幸运地but但是bythistime此时
though/although尽管nodoubt无疑地in/bycontrast对比之下onthecontrary相反地eventhough即使otherwise否则
still仍然unfortunately不幸地infact事实上unlike不像……;和……不同asamatteroffact事实上
yet仍;然而;但是especially特碃福百凰知好版瞳保困别地
(四)有关“合”的常用词语：用于小结上文或结束本段落。
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  1) 表示并列关系的过渡词：and, as well as, or … 
2) 表示转折关系的过渡词：but, yet, however … 
3) 表示时间关系的过渡词：first, second, third, and then, finally, after, before, after a few days, at last, at that time, later, in the past, immediately, in the meanwhile, when, while, then, after that … 
4) 表示空间关系的过渡词：near (to), far (from), in the front of, beside, behind, beyond, above, below, to the right, to the left, on one side, on the other side of, outside … 
5) 表示比较关系的过渡词：in the same way, just like, just as … 
6) 表示对照关系的过渡词：but, still, yet, however, on the other hand, in spite of, even though … 
7) 表示递进关系的过渡词： also, and, then, too, in addition, moreover, again … 
8) 表示因果关系的过渡词：because, since, then, thus, otherwise, so, therefore ,as a result… 
9) 表示解释说明的过渡词：for example, in fact, in this case, for, actually … 
10) 表示强调的过渡词：in fact, indeed, necessarily, certainly, without any doubt, truly, most important … 
11) 表示目的的过渡词：for this reason, for this purpose, so that, in order that, so as to, in order to, … 
12) 表示列举的过渡词：for example , such as … 
13) 表示总结性的过渡词：in conclusion, finally, at last, in brief, as has been stated, in a word, in general, in all, in a word, generally speaking …。