Since 2007 high-speed trains have become a 13 ______ type of transport in Europe. They 14 ______ it possible to cut travel times by hours. The trains travel at 350 kilometres an hour, and this is not the limit! The only problem for the engineers is the 15 ______ noise the trains produce. People living in the areas the trains travel through suffer from the noise 16 ______ . For the passengers, the situation is different. For their comfort, all the carriages are 17 ______ sound-proof from the inside. Travelling on high-speed trains is comfortable and pleasant. In the future, a high-speed railroad network could 18 ______ most of Europe. For example, a trip from Paris to Rome could take only 3 hours!
Прочитайте текст и заполните пропуски 13–18 словами, напечатанными в правой колонке под цифрами 1–8. Каждое из этих слов может быть использовано только один раз. В ответе укажите цифры, под которыми значатся выбранные Вами слова. Два слова в этом списке 1–8 лишние.
Since 2007 high-speed trains have become a 13 ______ type of transport in Europe.
1) made
2) common
3) loud
4) cover
5) greatly
6) make
7) thin
8) unofficial
Правильный ответ указан под номером 2.

