Mind your Language

Mind Your Language is a British comedy television series which premiered on ITV in late-1977. Produced by London Weekend Television and directed by Stuart Allen, the show is set in an adult education college in London and focuses on the English as a Foreign Language class taught by Mr Jeremy Brown, portrayed by Barry Evans, who had to deal with a motley crew of foreign students. Source: Wikipedia
Episode 1: "The First Lesson"

 
More episodes:

Episode 2: "An Inspector calls"
An education inspector arrives at the school to observe the classes, but Mr. Brown mistakes him for a new foreign student.
Episode 3: "A Fate Worse Than Death"
Ranjeet asks Mr. Brown to help him escape an arranged marriage. 
Episode 4: "All Through the Night"
Concerned that his students' English is not improving, Mr. Brown keeps them after class--so late that they are are locked in. 
Episode 5: "The Best Things in Life"
Jamila is arrested for shoplifting due to her misunderstanding the term "free" in promotional material. Mr. Brown and his students work together to return the stolen items. 
Episode 6:  "Come Back All Is Forgiven"
Ms. Courtney declares that Mr. Brown has not been performing well and threatens to dismiss him and finds out that the new teacher is taking over the school. Then Ms. Courtney dismiss her and bring Mr.Brown back

• List of Mind Your Language episodes (From Wikipedia, the free encyclopedia)