1. What do you think I should do?
2. What would you advice?
3. Can I ask your advice about something?
4. Can I ask your opinion about something?
5. Do you think I should see the dentist?
6. What would you advise me to do?
1. You should work harder.
2. You ought to read this book.
3. You’d better see a doctor.
4. I’d advise you to stay in bed.
5. If I were you, I’d accept the offer.