4UnitHelpingoutUnderstandingideas

excuse/?k?skju?z/v.原谅excuseme劳驾（用于礼貌地引起他人注意，尤其是提问时）excusesb.fordoingsth原谅某人做某事excusen.借口；理由makeanexcuse找借口purple/?p??pl/adj.紫色的inpurple穿着紫色衣服crayon/?kre??n/n.彩色蜡笔aboxofcrayons一盒蜡笔apurplecrayon紫色蜡笔sunshine/?s?n?a?n/n.阳光