单选题 Questions 18 to 21 are based on the following passage.

单选题 Which of the following traits is the essential one for an ideal air stewardess?

A、 Good looks.
B、 Brains.
C、 Sparkling personality.
D、 Willingness to serve.

【正确答案】 A

【答案解析】[解析] 短文尽管提到了成为air stewardess的诸多条件，但是注意到文章首句：It takes more than good looks to be an air stewardess，亦即good looks是不够的，反向理解的意思就是说，good looks是最基本的。故答案为A。

单选题 Which of the following is not among the basic requirements for air girls?

A、 They must have a good college education.
B、 They must be attractive.
C、 They must be in good health.
D、 Their age cannot be over 28.

【正确答案】 A

【答案解析】[解析] 该题属于综合题，需要考生从原文中寻找相应答案。选项当中的BCD都可以从原文中找到相应句子，只有A选项没有相关线索，故答案为A。

单选题 How many languages must a stewardess be able to speak at least?

A、 Two.
B、 Three.
C、 Four.
D、 Five.

【正确答案】 B

【答案解析】[解析] 材料第二段提到：speak English and at least two other languages，可知需要掌握的语言总数至少为三种。故答案为B。

单选题 The proper training the air girls receive doesn"t include which of the following?

A、 Preparing meals.
B、 Taking care of children.
C、 Learning something about the theory of flying.
D、 Knowing the whole aircraft in detail.

【正确答案】 D

【答案解析】[解析] 属于细节考查题。需要考生做好相关笔记。选项当中的ABC均可以从原文当中找到线索。故答案为D。