The best you can do at the moment is start refering to past year question papers. Start solving them like you are taking a regular exam. Thereafter do a proper post analysis of the exam, this will help you in understanding your week points. Also make sure that you are maintaining a separate notes of these concepts that you are learning during the post analysis of the test. Do this for 7 weeks. The 8th week you can keep for just revising these concepts, you will be great to go.