可以采用一些短语啊,
譬如What's more,Last but not least,in a word,this is to say,
equally important,in addition,at the same time,even though,
in spite of,on the contraty,on account of,above all,thanks
to,in conclusion ,to speak frankly ,to sum up ,in short,
as a consequence
也可以用一些单词
譬如besides,futhermore,moreover,despite,however,nevertheless,
yet,while,instead,so,briefly,hence,
希望这些能够对你有所帮助.