the central or main part of something where there is most activity: The city of London is the _____ or Britain´s financial world
Hubs
Happening or being included as part of a group of people or things: Relax, you´re ______ friends
Gross
among
the moment when an aircraft leaves the ground and begins to fly: Night ______ and landings are banned at this airport
income is the money they earn before tax is deducted form it
took off
fizzled out
to gradually end, often in a disappointing or weak way: They went off to different universities and their relationship just