类别1：开头常用短语

It's said that... 据说……

As we all know that... 我们都知道……

It's well known that... 众所周知……

As/So far as I know... 据我所知……

It is clear/obvious that... ……是显而易见的

类别2：表“结构顺序”

first/firstly 第一

first of all 首先

to begin/start with 首先

in the first place 首先

second/secondly 第二

next 其次;然后

and then 于是;然后

meanwhile/at the same time 同时

finally/eventually/at last/in the end 最终

类别3：表“并列补充”

also/too/as well 也;同样;而且

both...and... ……和……

either...or... 要么……要么……

neither...nor... 既不……也不……

not only...but also... 不但……而且……

besides 除此之外

moreover 另外;此外

in addition/additionally 加之;除……之外

by the way 顺便;顺便说

what's more 更重要的是;而且;此外

what's worse 更糟的是

as well as... 也;又;和;及

类别4：表“转折对比”

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but 但是;而是

however 然而;不过

while 然而

instead 反而

otherwise/or else 否则;不然

on the contrary/in contrast 相反地

in any case/at any rate 无论如何

some...while others... 一些人……另一些人……

on one hand...on the other hand... 一方面……另一方面……

类别5：表“因果关系”

because 因为

since 因为;既然

because of 因为

thanks to 多亏了

now that 既然;由于

for this reason 由于这个原因

so 因而;这样;如此

thus 因此

therefore 因此

as a result 结果;因此

so/such...that... 如此……以至于……

in order to/so that... 为了……

类别6：表“举例说明”

like 像;如同

such as 例如;像……这样

for example/instance 例如;比如

类别7：表 “特别强调”

especially 尤其;特别

particularly 特别是

certainly/surely 当然

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indeed 确实;的确

obviously 显而易见

no doubt/without any doubt 毫无疑问

类别8：表“陈述事实/观点”

to be honest/to tell you the truth 说实话

actually/in fact/as a matter of fact 事实上

I think... 依我看……

in my opinion 在我看来

as far as I know 据我所知

I'm afraid... 我恐怕……

I hope... 我希望……

类别9：表“总结”

in a/one word 总而言之;简言之

in general 一般而言;总的来说

in short/brief 简而言之;总之

all in all 总的来说;大体而言

in summary 总之;概括来说

generally speaking 一般来说

by and large 一般来说

to speak frankly 坦白地说

above all 最重要;首先

after all 毕竟;终究

from the above 综上所述

in conclusion 总之，最后

at last 最后