I use a different colour post-it note for the questions I have asked the teacher about.
I put all the same colour sticky notes in my textbook except for the places where I had questions for the teachers, and there I used another colour.
ーI use a different colour post-it note for the questions I have asked the teacher about.
「先生に質問したところには違う色の付箋を使います。」
use a different colour post-it note「違う色の付箋を使う」
ーI put all the same colour sticky notes in my textbook except for the places where I had questions for the teachers, and there I used another colour.
「テキストに同じ色の付箋を貼るが、先生に質問したところだけは違う色を使う。」
use another colour 「別の色を使う」とも言えます。
「付箋」は post-it (note) や sticky note などと言います。
ご参考まで！
カナダ 
