Question

まそら

Refining is the procedure（　）unwanted elements are removed from a product.

① which ②whose ③with which ④by which

答えが④で
Unwanted elements are removed from a product by refiningの byだと思うのですが初め解く時、by refiningが出てくる発想に至らず問題が解けませんでした…どうすれば解けるようになりますか…？

関係代名詞

Answer 1

✨ ベストアンサー ✨

めい

「by refiningの byだと思うのですが」
→by refining ではありません
→by the procedure です🌟

Refining is the procedure.
に
Unwanted elements are removed from a product by the procedure.
を関係代名詞を使ってひとつにまとめると、
Refining is the procedure which unwanted elements are removed from a product by.
か
Refining is the procedure by which unwanted elements are removed from a product.
です
関係代名詞which の先行詞はthe procedure です

まそら

理解できました！すっきりしました！ありがとうございます😭