3 Complete the sentences with the words in the box. ankle back blood brains ears fingers heart neck stomach toes 1 People and animals have two _____. We hear with them. 2 You point with one of the _____ on your hand. 3 _____ is red and you see it if something cuts you. 4 You get hungry when your _____ is empty. 5 People are cleverer than many other animals because their _____ are quite large. 6 A giraffe has a very long _____. 7 A horse can carry a person on its _____. 8 Your _____ are at the end of your feet. 9 The _____ is usually on the left side of your body, and it has to work harder when you do exercise. 10 Your _____ is between your foot and your knee.