кто шарит в английском,нужно перевести на англ​

1. He has changed so much. If you met him, you would not recognize him. 2. If I were in your place, I would consult with my parents. 3. If a tram came up now, we would not be late. If he knew it would upset you, he would be more careful. 5. If you helped me to solve this problem, I would be very grateful to you. 6. It is a pity that it did not occur to us earlier to look for a book in the library. We would have done the job on time and would be free now. 7. It is a pity that we had so few lessons. If we worked harder, we would know the language better. 8. If he did not regularly go to training, he would not have achieved such success in competitions. 9. If you had warned me in advance, I would have already been in Moscow.