1. I help arrange materials for my father.
2. I help my father to arrange materials.
注: (1) 资料=materials; 最好是说明什么资料: Reading materials阅读资料; personal particulars个人资料( 不是personal materials!) ; accounts particulars 帐户资料 (不是accounts materials!)
(2) 整理资料=arrange materials; 收集资料collect materials . 哪一个正确?
