No, they're a Maths lesson.

不，他们正在上一节数学课。

youdao

Are you having a Maths lesson? No, we aren't. We're having an English lesson.

你们正在上一节数学课吗？不。我们在上英语课。

youdao

For every new word you learn in your English lesson, every problem you solve in maths, every new song you learn to sing, a neuronal network grows in your brain and the brain changes.

你每在英语课上学一个新单词，每解决一个数学问题，每学会唱一首新歌，你大脑中的神经元网络就会生长，大脑就会发生变化。

youdao

"The same head introduced 'Wow Wednesdays", he said, "where you let your hair down", but one pupil had arrived at a maths lesson and said he was not doing it because of that.

BBC: Teachers 'too scared to use the red card',