YOU SAID:
First of all, I check that whether the required materials are ready in my school bag. I always need to follow the class timetable, if not, I will not understand why I came to school.
INTO JAPANESE
まずは、必要な教材が私のスクールバッグに入っているのかどうかを確認します。私はいつも授業の時刻表に従う必要があります、そうでなければ、私はなぜ学校に来たのか理解できません。
BACK INTO ENGLISH
First of all, I will check if the necessary materials are in my school bag. I always have to follow the class timetable, otherwise I can't understand why I came to school.
INTO JAPANESE
まずは、必要な教材が私のスクールバッグにあるかどうかを確認します。私はいつも授業の時刻表に従わなければならない、そうでなければ私はなぜ学校に来たのか理解できない。
BACK INTO ENGLISH
First of all, I will check if the necessary materials are in my school bag. I always have to follow the class timetable, otherwise I can't understand why I came to school.
That didn't even make that much sense in English.