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…
七．表示理由用语：
        1. …for the simple reason that…
        2. As is the case…
        3. As…
        4. Because… because of…
        5. Due to…
        6. Owing to…
        7. Since…
        8. That’s why…