【解説】
肯定文で「時」を表す副詞の部分を「いつ」であるかをたずねる疑問文を作るときに使われる疑問詞が「when」です。
「時」を表す副詞(yesterday)をたずねる | You watched TV yesterday. → You watched TV when. → Did you watch TV when? → When did you watch TV? |
肯定文で「時」を表す副詞の部分を「いつ」であるかをたずねる疑問文を作るときに使われる疑問詞が「when」です。
「時」を表す副詞(yesterday)をたずねる | You watched TV yesterday. → You watched TV when. → Did you watch TV when? → When did you watch TV? |