Как со словом help написать 5 предложений по 5 времинам

1. I and my brother help our parents about the house every day. 2. My friend helped me to do my homework in Mathematics after school yesterday. 3. My elder sister will help me to write an excellent composition tomorrow. 4. Mary is helping her mother to bake an apricot pie in the kitchen now. 5. Mike was helping his grandmother in the garden from two till four o\'clock yesterday.