1. 'I work in the centre of the city in a h____.' Answer: 'hotel'.
2. 'I also work in an expensive r___ in the centre of Paris at night.' Answer: 'restaurant'.
3. 'I spend more time on the b___ than in my house.' Answer: 'bus'.
4. 'I usually work in an o___ in London, but sometimes I travel to other countries.' Answer: 'office'.