correct the mistake in each of these sentences.
1. If I did ever had the chance, I'd take a year off and go travelling. 2.If I could live
anywhere in the world, I'd probably bought a beach villa in Tahiti. 3. If I didn't need to learn English, I would stop a long time ago. 4. If I didn't have to go to work tomorrow, I would have stayed at home. 5. If I had been good at Maths, I would have study it at university. 6. If I was doing more exercise when I was younger, I would be a lot fitter now. 7. IfI'd been born with very rich parents, I wouldn't doing this job.