帮助他人的常用表达 — 英语填空题

情景填空：选择合适的句子完成对话（每空一词）。 1. Someone is carrying a heavy box. You say: "___ me help you." 2. After your friend helps you, you say: "___ you very much." 3. Your friend says "Thank you!" You answer: "You are ___." 4. An old woman can't open the door. You ask politely: "___ I help you?"