I. Rewrite the following sentences in reported speech. 1. "I think there are 9 planets in the solar system," David said. ____________________________________________________________________ 2. "Do you think aliens from other planet may contact us one day in the future?" Tom asked. ____________________________________________________________________ 3. "How can scientists discover the surface of other planet?" Dean asked Tom. ____________________________________________________________________ 4. "When can people travel to the Mars as tourists?" Edward asked his friends. ________________________________________________________________ 5. "Will aliens be friendly to people on Earth?" Nick asked his father. ________________________________________________________________ 6. "How many stars are there in our galaxy?" Tom asked. ________________________________________________________________ 7. "How long does it take a space buggy to travel to Mercury?" Dean asked. ________________________________________________________________ 8. "How old is our Earth?" Linda asked. ________________________________________________________________ 9. "I believe one day in the future aliens might visit the Earth," Robert said. ________________________________________________________________ 10. "How can we send message to other planets?" Carlos asked. ________________________________________________________________