ซึ่งในวันนั้นฉันยังไม่ได้ทำอะไร เพราะเป็นวันเปิดเทอมวันแรกของโรงเรียน Which today I haven't done anything because it is a start for the first day of school.
In those days, I have not done anything. It is open on the first day of school which today i haven't done anything because it is a start for the first day of school.
That for them, I haven't done anything because it is a start for the first day of school, Which I haven't done anything today because it is a start for the first day of school.
In the day that I have not yet done anything because it is a day on first day of the school term Which I haven 't done anything today because it is a start for the first day of school.