A

（1）Excuse me． what's the time now？ 　　

（2）Enjoy your coming summer vocation， Yanyan． 　　

（3）What do you think of the 2019 Big Data Expo（数博会）held in Guiyang？ 　　

（4）I will take the High School Entrance Exam in Anshun． 　　

（5）At which boarding gate should I take the flight， please？ 　　

 B

A． It's half past seven． B． Good luck to you! C． Gate 14． D． It was wonderful． E． Thanks． the same to you!