to consume something completely
何かを完全に使い果たす (nani mo nokoranai made nanika o shōhi suru)
"We’ve used up all the printer paper already."
"私たちはすでにすべてのプリンター用紙を使い果たしました。" (watashitachi wa kako no 1 seiki de hotondo no shizen shigen o **tsukai hatashimashita**.)
used to say that everyone knows what happened next
people will always have hope, no matter the situation
to transition smoothly into something
to start talking after a period of silence
to be easily frightened
to be responsible for something and able to explain it