Present:
I ------------------> am
You -------------- > are
He \ She \ It-------> is
We ---------------> are
You --------------> are
They -------------> are
Affirmative
"I am so beatiful"
"You are looking very well"
"He is so friendly"
"We are talking about girls"
"You are very good persons"
"They are my new friends"
Negative
"I am not so beatiful" or "I'm not so beatiful"
"You are not looking very well" or "You're looking very well"
"He is not so friendly" or "He isnt so friendly"
"We are not talking about girls" or "We arent talking about girls"
"You are not very good persons" or "You arent very good persons"
"They are not my new friends" or "They arent my new friends"
Interrogative
In interrogative form you use first the part of verb in the phrases, for exemple:
"Are they my new friends?"
"Am I so beatiful?"