mr. ramya,
a no.of people r thr who learnt englsh by dint of dedicatn nd sincere interest. many sources r availble to learn it. u cn start off by reading comics/novels publishd in english. hvng read d story,try to speak dat story wthout readng agn nd record ur voice. u wil realze whr u do commit mistk nd then cn correct it acordngly.
b patient while learning as it may tk more than a yr.
hv hpy learning.
god bles al.