2025知到答案 民航服务英语视听说（黑龙江生态工程职业学院） 完整智慧树网课章节测试答案

第一章 单元测试

1、判断题：
In the boarding announcement, the flight attendants should provide necessary assistance and guidance for passengers and ensure the announcements are accurate and up-to-date.（ ）
选项：
A:错
B:对
答案: 【对】

2、单选题：
Which of the following is NOT a common reason for flight delays or cancellations?（ ）
选项：
A:Weather conditions
B:Air traffic control
C:Full airplane
D:Mechanical malfunctions
答案: 【Full airplane】

3、判断题：
Passengers traveling with pets are re