---Is that word ____ in the dictionary?---No. It seems a newly-formed word.
— You shall get an iPad so long as you come first in the speech contest. — Is that a ________? Don’t let me down, I hope.
With a population of over seven million, London is ________ the largest cities of the world.
— I rang you up last night, but nobody answered. — Oh, I usually ________ off my phone at about 9:00 p.m.
There are two rooms in the apartment, ________ serves as a kitchen.
After a second thought, Bill ________ a better idea of how to solve the problem.