guide for the suffix -de -da *-de –da (de da te ta) *Arabada (in,on the car), masada (on the table), okulda (at, in the school), bilgisayarda (in,on the computer), sinemada (at,in,on the cinema) *Yerde (on the ground, surface), denizde (in the sea), öğrencide (on the student), öğretmende (on the teacher) *Çiçekte (on the flower), pakette (in the package) *Kuşta (on the bird), sokakta (on te street) if the noun we add –de-da is a sum of two words then we add also “n” gökyüzü (gök yüzü) gökyüzünde and if it is a word group; *doktorun odası (the room of doctor) doktorun odasında, insan kalbi (human heart) insan kalbinde, su altı (underwater) su altında