A. What can I do for you? B. May I help you? C. May I ask a question? D. May I know your name?
A. Since you have group visa, you don’t need departure cards B. Please ask your group members to get passports and boarding passes ready C. This counter is for tourists with group visA
A. 升温 B. 分析样品
A. 直立 B. 横卧