Have hawaii changed over years? ответ на ,

Yes, they have no, they haven't оба правильные, с точки зрения грамматики

1."when does the train depart? " 2."one has just (departed) and the next (starts) in half an hour." 3. he ( booked) tickets,(went) to the platform and (boarded) the train. 4. the locomotive ( was running) at the highest speed when the engine-driver saw that the line was damaged. 5. yesterday's newspaper  stated) that the traffic (would/will increase) greatly in the near future. 6. many foreign tourists (are travelling) in our country at present. 7. the city soviet (will have  built) a new terminus by the end of this year. 8.we knew the track (needed) reconstruction at that time. 9. when we (get) to minsk, we (will ask) for the time-table. 10. if we do not ( find) a porter, we (will take) our things ourselves. 11. as soon as i ( find) a porter, we (shall give) him our things and start) for the platform. 12. when we (get) to sochi,we (shall leave) our luggage at the station. 13. if there is) time before the train  leaves) for gagry we shall go) to a restaurant and ( have) breakfast. 14. i don't know if we (shall find) a restaurant open at such an early hour.