Your tongue contains 3,000 to 10,000 small things called taste buds that you use to taste. We can sense dierent tastes: salty, sour, bitter, sweet. We cannot taste food until it is wet. We also use our tongues to speak and clean our teeth. Boys usually have longer tongues than girls. The part of the tongue that you can see is two-thirds of its total length. The adult tongue is 10 cm long and has eight muscles .
muscles: n. parts of the body that are connected to a bone and helps us to move
Unit 7
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