搜题请搜索小程序“爱下问搜题”
问题 单项选择题

北京最高峰——号称“小天山”的是( )。P10

A．海坨上

B．妙峰山

C．灵山

D．云蒙山

答案

参考答案：C

判断题

1千克铁比1000g棉花轻。[ ]
查看答案
单项选择题

ADVANCED PURCHASE DISCOUNTS FOR AIRLINE TRAVEL
Days Prior to Departure Percentage Discount
0～6 days 0%
7～13 days 10%
14～29 days 25%
30 days or more 40%
The table above shows the discount structure for advanced purchase of tickets at a particular airline. A passenger bought a ticket at this airline for$1,050. The ticket agent informed her that, had she purchased the ticket one day later, she would have paid $210 more. How many days before her departure did she purchase her ticket

A．6 days

B．7days

C．13 days

D．14 days

E．(E) 29days
查看答案