I left my primary school and started my new life in the m( ) school.

I left my primary school and started my new life in the m( ) school.
I left my primary school and started my new life in the m( ) school.

I left my primary school and started my new life in the m( ) school.
I left my primary school and started my new life in the m(iddle ) school.
primary school 小学
middle school 中学

middle
我小学毕业了，开始了我的中学生活。

前面有primary school：小学，后面应该是middle school：中学
这句话的意思应该是：我小学毕业了，开始了我在中学的新生活。
junior high school：初中
senior high school：高中

MIDDLE
MIDDLE SCHOOL是中学的意思

I left my primary school and started my new life in the m(iddle ) school.

middle