Yes, you can take admission in a BA.LLB (5 years) course after passing 12th. Generally, the eligibility is a minimum of 45% marks for General category and 40% for SC/ST category students. In some colleges, admission is given on the basis of 12th class marks (merit), while in reputed law universities it is done through entrance exams like CLAT, AILET, or SLAT. Your interest in English will definitely help, because in law studies most of the legal language, case laws, and drafting are in English. If you wish to study law after completing graduation, then the 3-year LLB option is also available. The exact admission process will depend on the college or university where you want to apply.