Check that you know the difference after watching Sam’s explanation with this quiz
👉You'll find a summary and more quizzes here: https://bbc.in/3jIbF3t
For more free English lessons and videos visit the BBC learning English Website : http://www.bbclearningenglish.com#learnenglish#bbclearningenglish#englishtips#myown#onmyown
I really Like BBC learning English, it gives really good explanations and examples and you get a real feel for British culture at the same time.
If you want to improve your English you should practise about 20 minute a day....why not start today?