Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to get good grades at university [title] Place your focus where you need to improve. [step] Learning how to best direct your studies can help you improve your understanding of course material. If there's something you do not understand, focus on improving in that area.

Ending1: Identify where you need to improve in each class and direct your focus accordingly. [substeps] It may be one particular subject that's giving you trouble. Ending2: [substeps] This can include preparing quizzes, finding helpful materials in each exam, and tracking the deadlines for each section of the exam. Create a schedule of studying time for yourself. Ending3: [substeps] For example, if you can't understand english, focus on reading or painting about the subject instead. Spend more time trying new subjects, too. Ending4: [substeps] Try to focus attention on the material most important to you. Keep in mind how many subject studies you took, and research shows that students who review important concepts and approaches can excel, no matter what subject you are studying.

Answer format: ending1/ending2/ending3/ending4