7.__________________ in French and German is required for this job. (FLUENT) 8. Please __________________ the instructions so that the children can understand them. (SIMPLE) 9. The house was built in __________________of a Roman villa. (IMITATE) 10. He resigned his job for a __________________ of reasons. (VARY) 11. British cavers have made some important __________ about Son Doong Cave. (DISCOVER) 12. Passengers should arrive at check-in at least two hours before __________________. (DEPART) 13. They were the first __________________to cross the country from south to north. (EXPLORE) 14. The island offers such a wide _________________ of scenery and wildlife. (VARY) 15. He had always wanted an __________________life in the tropics. (ADVENTURE) 16. During 1984, Remington spent a lot of money on advertising and ___________ (PROMOTE) 17. Upon _________, our driver will pick you up at the airport then driving to Son Tra Peninsula and enjoy the whole beach city. (ARRIVE)