It's not only important to learn how to use the English language, it is also important to learn the differences between formal and informal English so you sound appropriate. Read on to learn more.

Standard English is the form of English that is taught around the world and understood by all speakers of the language. Non-standard English is the informal version of the language, which can change ...

To play this video you need to enable JavaScript. Do you have a question you want us to answer? You can send us your questions to learning.english@bbc.co.uk 1. In informal English, 'pop' means go ...