✨ Best Answer ✨
疑問詞は全部主語に出来ますよ！
what ＜なにが＞
which ＜どれが＞＜どちらが＞
who ＜だれが＞
whose ＜だれのが＞
これみんな主語になれます。
例文：
What happened?
What came first?
Which came first?
Which was the best?
Who started the rumor?
Who won the contest?
Whose is this sweater?
Whose got into this?
できるんだ…初めて知りました…ありがとうございます
ありがとうございます！！
全部出来ますかね？