Billy and his brother Davy are {#blank#}1{#/blank#}. They have the same {#blank#}2{#/blank#} like football, swimming and so on. They go to the same school and study in the same class. One day, the teacher asked the class to write a composition. The name of the composition was "My Mother". Davy was good at {#blank#}3{#/blank#}. He {#blank#}4{#/blank#} it quickly. Billy didn't want to do the work, so he just copied Davy's. The next day, the teacher asked Billy: "Why is your composition the same as day's?" "Because we have the {#blank#}5{#/blank#} mother," said Billy.