jelaskan penggunaan kata 'be' 'been' dan 'being' pada sebuah sentences (harusnya diletakkan bagaimana).

Be as an auxiliary verb:
1. I am a student
2. He is a farmer
3. You are a teacher

Be as a verb:
Don't try to change fate, let it be

Been to indicate something has been done/finished:
I've been in your position last year

Being to indicate something that still in progress
You are being stubborn just follow the rules and go