I am an introvert,.....can't speak much to ppl who don noe n whom i don noe.......so its gettin really tough f?

i am an introvert,.....can't speak much to ppl who don noe n whom i don noe.......so its gettin really tough for me to adjust , i am all tym sittin alone ..i don noe what to do this is affecting my mental peace also.........pls help m in great trouble.......................miss ma old frns n old school....n old das.....