Questions & Answers about Şahsen ben çay tercih ediyorum.
No. The ending -um in ediyorum already shows “I.”
- Neutral: Şahsen çay tercih ediyorum.
- With emphasis/contrast: Şahsen ben çay tercih ediyorum. (I personally, as opposed to others)
- çay (no accusative) = an indefinite/generic object: “tea (in general).”
- çayı (accusative) = a definite/specific object or a contrasted category: “the tea (we mean)” or “tea (as opposed to something else).”
In comparisons, çayı is very common:
- Kahve mi, çay mı? — Çayı tercih ediyorum.