一道选词填空
用方框中单词的适当形式补全短文.they,mother,easy,also,carry,brightly People everywhere drink milk.Most people drink cow’s milk.In different parts of the world,some people ____1____ use the milk of other animals such as sheep,horses and so on.Many animals feed their newly born babies on milk from the ____2____ own bodies.It is used instead of the blood that _____3_____ food to the babies before they were born.In this way,milk works like the blood.But it doesn’t have the same red color.Milk has most things that people need to help _____4_____ grow and keep well.The food parts in it are ____5_____ used by the body.They build bones,teeth and blood.They make eyes _____6_____ and help repair worn-out or hurt body parts.