Please choose the correct ending to complete the given sentence: Health: [header] How to know when to stay home from school due to illness [title] Take your temperature. [step] If you have a fever, stay home until it has passed, then continue to stay home for a day or so, or until you feel well again. [title] Close your eyes, and feel your body.

Ending1: [step] Do you feel sore and swollen? [title] Check your mind. [step] Can you think as fast as you are used to and draw conclusions? Try to solve a simple equation and see how you do. Ending2: [step] Feel your buttocks and your abs. Relax your neck, and gently shut your eyes. Ending3: [step] Move from floor to ceiling, keeping your ears out and looking for unusual sounds or sensations. Then focus your eyes on a particular point on your ceiling. Ending4: [step] For your body, you must be relaxed and wakeful, at a time when you feel relaxed and refreshed. [title] Visualize a warm wet washcloth against your neck, or a soothing balm between your hands.

Answer format: ending1/ending2/ending3/ending4