Раскройте скобки.
1. In the 19th century the rich (to have) enough money and spare time for travelling.
2. In 1855 Tomas Cook (to make) arrangements for the first overseas trip.
3. In the 19th century well-to-do people (to go) to health resorts and spas of Germany for recreation and treatment.
4. Marco Polo and Christopher Columbus (to be) famous explorers.
5. The first Russian guide books of the 18th century (to give) details of Moscow and St. Petersburg sights.