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!