✨ ベストアンサー ✨
①~④の4つの疑問文ができます
① Who found a letter from Tom in the mailbox this morning?
② What did Mary find in the mailbox this morning ?
③ Where did Mary find a letter from Tom this morning?
④ When did Mary find a letter from Tom in the mailbox?
です
ありがとうございます!🙇♀️