Questions & Answers about Svako jutro pijem kafu.
Because Serbian usually drops subject pronouns when they are not needed.
The verb pijem already tells you the subject is I, because it is the 1st person singular form of piti (to drink).
So:
- pijem = I drink
You can add ja if you want emphasis:
- Ja pijem kafu. = I drink coffee.
But in a neutral sentence, ja is usually omitted.
Pijem is the present tense, 1st person singular form of the verb piti (to drink).
A few present-tense forms are:
- ja pijem = I drink
- ti piješ = you drink
- on/ona/ono pije = he/she/it drinks
- mi pijemo = we drink
- vi pijete = you drink
- oni/one/ona piju = they drink
So in this sentence, pijem means I drink.
Because kafu is in the accusative case, which is used for the of the verb.