4 Choose the correct words. 1 Harry loves his / her / its dog and takes it for a walk every day. 2 Can you help me with your / my / their homework? 3 I've got your / yours / ours tickets for the concert. 4 This book isn't my / mine / me. 5 The students are writing stories in they / theirs / their English class today. 6 Sarah left hers / her / his coat in the playground.