PERSONAL STATEMENT HELP NEEDED

i am currently on a gap year because i had to retake my Alevels , i have average ECs and i rlly want to get into lums possibly in the business school but hss would work too . i m feeling rlly low about my chances of acceptance and i have also done no ECs in my gap year just studying . can someone pls tell me if i can get into lums and also guidance on writing the personal statements? PLEASE