総合問題 総合5
🎯 確認クイズ（2/10問）
正解 +10 XP。単元完了（全問クリア）で +80 XP ボーナス。
Q1 / 2関係詞
Lv.10 XP
The book ( ) I borrowed from the library yesterday is very interesting.
▶ 図解で理解する
Q2 / 2語彙総合words
Lv.10 XP
My sister wants to travel to Europe next summer, so she contacted a travel ( ) to help her book hotels and flights.