三．连词：
        1. accordingly
        2. additionally
        3. also
        4. besides
        5. but
        6. furthermore
        7. however
        8. in addition
        9. moreover
        10. nevertheless
        11. on the contrary
        12. so
        13. therefore
        14. thus
        15. what’s more
        16. yet
        17. despite…
        18. in spite of…
        19. otherwise
        20. instead of
        21. alternatively
        四．归纳用语:
        1. above all
        2. all in all
        3. most importantly
        4. worst of all
        5. as a result
        6. briefly
        7. consequently
        8. eventually
        9. finally
        10. generally
        11. in conclusion
        12. in general
        13. in summary
        14. to end with
        15. to sum up
        16. in brief
        五．表示顺序用语：
        1.first / second / third/ fourth…
        2.first of all
        3.firstly / secondly / thirdly/ fourthly…
        4.for one thing / for another
        10.in the first / second / third place
        11.last / last of all
        12.last but not least
        13.lastly
        14.next
        15.on the one hand/ on the other hand
        16.then
        17.to conclude
        19.to end with
        20.to start with / to begin with
        六．表示个人观点用语：
        1.I think…
        2.In my opinion,
        3.I personally think…
        4.I am for the opinion that…
        5.To my knowledge…
        6.To my understanding…
        7.As I see it,
        8.For my own part,
        9. My opinion is that…
        10. As for me…
        11. As far as I am concerned…
        12. From where I stand…
        13. I believe…
        14. I consider…
        15. I hold the opinion…
        16. I maintain that…
        17. I’d like to point out that
        18. in my point of view…
        19. My feeling is that…
        20. personally I agree / disagree…