大学MOOC 2020春季课程-航空服务专业英语（一）19级（刘晓坤）(天津中德应用技术大学)1457746167 最新慕课完整章节测试答案

10随堂测试

1、多选题：
‏How to greet passengers during boarding service?‎
选项：
A: Welcome abroad.
B: Welcome to the flight.
C: Welcome to Air China.
D: See you.
答案: 【