1.aboard=b. In or to a foreign country or countries.
2.Involve=e.Have or include (something) as a necessary or integral part or result
3.Global=d. Relating to the whole world; worldwide.
4.Lodging=a. A room or rooms rented out to someone, usually in the same residence as the owner
5.Horizons=c. The limit of a person's knowledge, experience, or interest
b.
1.They want to take full advantage of the Internet's connection to the global economy.
2.Why do they think they are so much better than everyone else when they go abroad?
3.Both the New Town and the Old Town offer numerous lodging in private houses and small family hotels.
4.She wanted to leave home and broaden her horizons.
5.Sarah has been working at West Mid for the past 13 years and her job involve a variety of tasks.