My sixty-year-old mother-in-law did a ten-foot dive into the swimming pool and was greatly admired. Why do we write some of those phrases with hyphens but not others? It’s all to do with using numbers, adverbs and where these phrases appear in the sentence. Listen to 6 Minute Vocabulary with hard-working presenters Neil and Catherine to find out more. Then have a go at our practice activities.
From BBC Learning English – click on link here to download the audio.
You can practise here