Which school should you finish to attend the University of Cambridge in UK?

There's no single school you *must* finish to attend the University of Cambridge. Cambridge accepts students from a vast range of schools and educational backgrounds worldwide. While many successful applicants come from highly competitive schools (both within the UK and internationally), admission is based on academic merit, demonstrated potential, and other factors like extracurricular activities and personal statement. There is no specific feeder school or required high school diploma.