even the grammar is so simple...
for example:
verbs, Makan (eat), Minum (drink), Bunuh (kill)
for Past Tense, you just have to put "telah" before the verb... ie. "telah makan" (ate), "telah minum" (drank), "telah bunuh" (killed)
for Present Tense, you just have to put "sedang" before the verb .... ie. "sedang makan" (is eating), "sedang minum" (is drinking), "sedang bunuh" (is killing)
for Future Tense, you just have to put "akan" before the verb ... ie. "akan makan" (will eat), "akan minum" (will drink), "akan bunuh" (will kill)
Ali is eating - "Ali sedang makan"
Fatimah is eating - "Fatimah sedang makan"
I am eating - "Saya sedang makan"
You are eating - "Anda sedang makan"
They are eating - "Mereka sedang makan"
We are eating - "Kami sedang makan"
He is eating - "Dia sedang makan"
She is eating - "Dia sedang makan"