3. Circle the correct words. 1. You should/shouldn't be so selfish. 2. I don't think you should/shouldn't smoke so much. 3. You should/shouldn't exercise more. 4. The kids should/shouldn't spend so much time in front of the TV. 5. We should/shouldn't protect the nature.
1. You shouldn't be so selfish. 2. I don't think you should smoke so much. 3. You should exercise more. 4. The kids shouldn't spend so much time in front of the TV. 5. We should protect nature.