一気に => in one go; without stopping; all at once; immediately; instantly; right away ~ N2
~からなる(成る)      => Consists of; formed to N2
一緒に => together N5
気味 => -like; -looking; -looked; tending to ~ N2
一度に => all at once N3
に気がつく => to notice; to realize N4
一通り => Basically, (get) over, done N2
Base, base
一方だ => more and more; continue to ~ N2
気にもならない => it's no use; can't do N1
Evaluate
一応 => more or less; pretty much; roughly; tentatively ~ N2
一体 => …the heck; …in the world; …on earth N3
一方 => on one hand, on the other hand; although ~ (conjunction) N2