1. Donkeys are not needed in today’s economy. 2. The Ancient Greeks had a railway system in 800BC.

3. The very early railways connected a lot of cities.

4. British passengers first travelled on trains in the 1820s.

5. ‘No-frills’ airlines are popular because they are costly.

6. Some courier services use their own convoys of planes.

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Petersburg is a large beautiful city in the north-western part of Russia. It is a city of white nights, green parks, numerous channels and bridges, granite embankments and railings. Many famous Russian and foreign architects created the face of the city in the 18th and 19th centuries.There are very many beautiful and interesting places in St. Petersburg. Among them are the Summer Garden with its famous railing, the Hermitage, the Kazan Cathedral, the Russian Museum, the Rostral Columns, the Alexander Nevski Monastery, the Alexander Column, the Palace Square, the Triumphal Arch, the Admiralty, the Field of Mars, etc.

Much has changed in the world today. And childrens not the same as before.Today teens are more independent and they have other interests.So they are definitely lazier than before.Computer and internet are the root of more changers in the sotiety.Many teens spend their time online in our telepfones or tablets.They are playing computer games,chating with friends, surfin their networks and others. 
Modern children can not imagine their life without tellephones,tablets and MP3 plaers. All this replaced tham those toys whous where in childhood.From the one hand, it is certainly not good. Many childrens now more luckier than  other generations for heaving the freedom of choise  and life full of posibilities.They find many answes of dificult problems  in internet without disturbing their parents.Now chidren more independent and it is not bad.