They study in No.28 Middle School.(他們在二十八中學校學習。)

The move from elementary school to middle school or junior high can be difficult.(從小學進入中學或者初中的這種變動可能會有困難。)

Middle school students usually do morning exercises.(中學生常做早操。)

I taught English to primary school and middle school students.(我教過小學生和中學生英語。)

I worked in a middle school then.(我當時在一所中學工作。)

My father is a middle school teacher.(我父親是一位中學教師。)

Are you study in middle school?(你在中學讀書嗎？)

My parents work in a middle school.(我的父母在一所中學工作。)

When I was in middle school, I felt I was always letting people down.(我上中學的時候，我覺得我總是讓人失望。)

This year, Russian middle school students will have some Chinese textbooks.(今年，俄羅斯中學生將有一些中文教科書。)