Read the article. Match sentences A–F with gaps 1–4. There are two extra sentences
How are you feeling today? Do you feel relaxed? Or stressed? Or maybe you’ve just received some good news and you are confident. Or maybe you don’t know? It doesn’t matter because a mood ring will be able to tell you how you’re feeling, and in an attractive way.
Mood rings have been around since the 1970s when they were invented. (1) ______ Young people usually wore them as rings on their fingers, but there were other jewellery items too, such as necklaces.
So how do they work? Mood rings are made of a special kind of stone which changes because of your body temperature. (2) ______ If you are happy, then your body temperature increases and the ring turns blue.
But if you are stressed or excited then the blood flows towards your heart, and so away from your fingers. (3) ______ In very cold weather, it becomes black.
But do they really work? Not really. It’s true that they change colour according to your temperature. However, your body changes temperature for many reasons – not just your mood. (4) ______ So they are not reliable and people soon realised that.