Necesito ayuda con un diálogo para inglés de 4 personas, sobre presenté perfecto?

Respuesta : a : someone knows what bulling is

b : if I of

c : then what is

b is The concept refers to bullying and all forms of physical, verbal or psychological abuse that occur between schools, the repeated form and the long time.

Bullying usually takes place in the classroom and in the school yard.

C and a : oh how well you know what bulling is

b : thank you very much and always tell the truth if someday happens to them

c : yes i am already past ah but I have not said anything to my mom to : oh then tell her

b : if you tell

c thank you for advising me I'll tell.