First, second, third - those are fine. Nothing with -ly on it, though, unless you use finally.
http://grammar.ccc.commnet.edu/grammar/transitions.htm
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When I am writing a paper and listing event in order, do I use first, second, third, etc., or is first, secondly, thirdly, etc. also OK?
2 answers
Suppose you're scanning an article. Which one of the following items would stand out most for you?