礼貌用语:Thank you. / You're welcome. — 英语选择题
题目
课间,乐乐的水彩笔掉在讲台下,坐在旁边的小美帮他捡起来递还给他。乐乐接过水彩笔,小美要回应他的感谢。下面哪组对话是正确顺序的礼貌用语?A. 乐乐:You're welcome. 小美:Thank you. B. 乐乐:Thank you. 小美:You're welcome. C. 乐乐:Thank you. 小美:Thank you. D. 乐乐:You're welcome. 小美:You're welcome.