首先first,to mention first,to begin with,first of all,firstly
接着secongly,then,besides,what's more,in addition,thirdly,...as follow
最后at last,last but not the least,above all,all in all,to sum up,in one word,on the whole,finally
或者 first of all
and then
besides /in addition /what's more
last but not least
above all