题目内容

机上供应品一般分为（）

A. 6类
B. 5类
C. 4类
D. 3类

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下列关于供应品的航前清点描述有误的是（）

A. 核查铅封
B. 让航食工作人员清点
C. 质量抽查
D. 加强过站监控

21. we are able to understand your career objectives, the more likely we are able to help you achieve them.

A. More
B. The best
C. The better
D. Much

22. You will not be able to improve your work you are aware of your shortcomings.

A. if
B. unless
C. when
D. since

23. The training course to introduce you to the security check at the Airport.

A. designs
B. be designed
C. designed
D. is designed