IELTS Energy 239: Is There a Magic Number of Idioms to Get You a 7 on IELTS Speaking?

Is there a magic number of idioms that you need to use to get a 7 on IELTS Speaking? It’s a good question! One listener wrote to us and said she heard that if she uses at least four idioms on the speaking test she’ll get a 7. That is a rumor! There is no...