Mind Your Language S1, S2 and S3 - https://archive.org/details/mind-your-language-s-01-e-02-an-inspector-calls.

Kill or Cure

Mr. Brown becomes ill and cannot come to class so Ms. Courteney takes charge. However the student's English is not up to her expectations, so she sends them away. They all pay a visit to Mr.Brown, each with their own 'remedy' to make Mr.Brown feel better.