1. Alex should/shouldn’t pick up that heavy box. He is going to hurt his back. 2. I should/shouldn’t do more exercise to feel better. 3.You should/shouldn’t be nervous. You revised well for the test. 4. We should/shouldn’t panic. There is still plenty of time to get there. 5.They should/shouldn’t wear their sunglasses or they will get sore eyes. 6. I think I am getting a cold. I should/shouldn’t take some vitamin C tablets. 7. She should/shouldn’t go to the doctor. She doesn’t look well. 8. Paula should/shouldn’t worry. She always does well at Maths. 9. If you are tired, you should/shouldn’t go to bed early tonight. 10. We should/shouldn’t fight. We are best friends!