How Much Water Do We Need?

B2 First · Word Formation · Cambridge Ready original exercise

For questions 1–8, read the text below. Use the word given in capitals at the end of some of the lines to form a word that fits in the gap in the same line. There is an example at the beginning (0).

CONSTANT

MAJOR

RELY

ESSENCE

CARE

USUAL

DANGER

REASON

Walk down any high street and you will see people carrying bottles of water everywhere they go, (0) ___ that they need to drink (1) ___ in order to stay healthy. In fact, the (2) ___ of healthy adults get enough liquid without having to think about it. Tea, coffee, soup and even fruit all count, and the body has a (3) ___ way of telling us when it needs more: we feel thirsty. That said, there are times when extra water is (4) ___ , such as during hot weather or after a long run. Older people also need to be (5) ___ , because the feeling of thirst tends to become weaker with age. Drinking far too much water in a short time is (6) ___ , but it can be (7) ___ , so there is no need to force down glass after glass when you do not want it. For most of us, the most (8) ___ approach is simply to drink whenever we feel thirsty.