Question

self introduction for a student of teacher within 5 line

Answer 1

Good morning students ,
I am Mr/Mrs.................
From today i am going to teach you ................... subject
There would be many interesting lessons in our syllabus.
I thank you for your co-operation.

Answer 2

Good morning/afternoon. I'm xxx. My dad is xxx and my mum is xxx. I am the student of this school for xxx years. [or] I'm a newbie to this school. I like to xxx[play, read books, sleep etc]. My hobby is xxx. 
Plz fill the xxx with the relevant words of ur choice
if u r going to talk this to the new teacher coming to ur school tmrw, my all the best to impress him/her.
if it is helpful to u, plz mark as brainliest.