短文ドリルいきます。
まずは日本語を英語に直しましょう。
もしコロナがなかったら、今でもニューヨークに住んでいます。
I would still be living in New York had it not been for the pandemic.
●もし～がなかったら had it not been for (= if it had not been for)
●コロナ（コロナ禍） the pandemic
●住んでいるでしょう would be living
ではフレーズを入れ替えて、新しい英文をつくりましょう。
1 Classes would be offered only in traditional classrooms
Classes would be offered only in traditional classrooms had it not been for the pandemic.
2 were it not for the Internet
Classes would be offered only in traditional classrooms were it not for the Internet.
3 Our lifestyle would be different
Our lifestyle would be different were it not for the Internet.
それでは最初の日本語を英語に直してみましょう。
「もしコロナがなかったら、今でもニューヨークに住んでいます。」