Hi, I am a student in Class Four Grade Seven.

你好，我是一个学生在七年级四班。

youdao

Your grade will be based on four papers and a final exam.

你的成绩将根据四篇论文和期末考试决定。

《牛津词典》

To make things worse, I managed to fall right in front of four girls from the ninth grade.

更糟糕的是，我正好摔倒在四个九年级女生的面前。

youdao

Fairyhouse staged four Grade One races in one afternoon, and Tranquil Sea won the John Durkan Memorial Punchestown Chase.

BBC: Hurricane Fly wins at Fairyhouse in Willie Mullins treble

She's even seen as much improvement as four grade levels in a year.

CNN: Learning to read? Try talking to a dog

Figures released by the Education Department showed more pupils achieved a level four or five grade at Key Stage Two, compared to the previous year.

BBC: Alan Brown