Who

誰についてたずねる

■主語になる人を訪ねる(平叙文と同じ語順)

Who is watching TV?
誰がテレビを見てるの?

Who did make coffee.
誰がコヒーを作ったの?

■目的語になる人を訪ねる(疑問文と同じ語順)
Who is he dancing with?
彼と一緒に踊ってるのは誰?

Who did you talk to lastnight?
昨夜だれと話したの?

Who were you waiting for?
誰を待ってたの?