I went out with my bag slung over my shoulder.
書類をかばんに入れてください。
Please put the documents in the briefcase.
スーパーで買ったものをかばんに詰めた。
I packed the things I bought at the supermarket into my bag.
I put the textbook in my bag.
I carried the heavy bag with both hands.
The students go to school carrying their bags on their backs.
I took a notebook out of my bag.