Good morning. (用于中午以前) Good afternoon. (用于中午至下午六点以前) Good evening. (用于下午六点过后) Good morning, sir. Are you checking-out? 早上好，先生，请问您要退房吗? Good afternoon, sir. Welcome to XXX Hotel. 中午好，先生，欢迎光临XXX酒店 Good evening, sir. May I help you? 晚上好，先生，请问我能为您服务吗?