5．Higher hotel prices，airline capacity（容量） cuts and rising travel demand mean travelers will have to work harder to find a good deal in 2013．But there are plenty of online tools to help keep your vacation expensesin check．Here are some websites to help you save money on air tickets this year．
Looking for sales on a specific routs，or just want to go somewhere cheap？AirfareWatchdog．com searches for deals computers tend to miss，like promotion codes airlines include in e-mail advertisements．It also finds sales from Allegiant and Southwest，which typically aren't listed on major airfare（机票）search engines．You can sign up for specific fare notifications（通告）or a list of all the cheap round-trip fares from your local airport．
Where can you go for 500 or less？Kayak．com/explore will show you where you can go for a vacation for a particular price．You can narrow your search by month，region，flight length，weather or activity．Clicking on a price reveals dates the fare is available．
If you already know where you want to go，use itasoftware．com to find the cheapest dates to fly．To purchase，you must go to the airline's website or online agencies like Travelocity．
To figure out whether to buy that plan ticket now or wait，go to Bing．com/travel．Its Price Predictor can determine how likely a fare is to rise or fall during the next seven says from more than 250 cities in the Unites States to top domestic destinations and major airports in Europe．The site claims that its predictions are about75 percent accurate and save customers more than 50 on average for a round trip．
After you've booked your tickets at an airline site，enter your flight information at Yapta．com to track the price so you don't miss out on savings if the price drops．
46．The underlined phrase"in check"in Paragraph 1 can be best replaced by"B"．
A．above limit B．under control C．beyond expectaion D．in danger
47．We can infer from the passage that Allegiant is probablyA．
A．an airline company
B．a well-known travel destination
C．a travel agency for cheap vacations
D．a search tool for low-cost air tickets
48．If you've chosen a vacation destination，which website should you visit to choose the cheapest dates for air tickets？C
A．Airfare Watchdog．com B．kayak．com/explore C．Itasoftware．com D．Yapta．com
49．Who are the intended readers of the passage？D
A．Travel agency owners
B．Advertising company bosses
C．Hotel managers hoping to attract customers
D．Holidaymakers looking for cheap air tickets
50．What can we know about the website Bing．com/travel from the passage？C
A．Its predictions are always accurate
B．Its predictions focus on European airports
C．Its predictions are about how air tickets will vary in a week
D．Its predictions help customers save over $50 for a single trip．
分析 这是一篇广告，介绍了几个网站能够帮助人们找到想坐的航班信息中优惠价格及优惠日期等．
解答 BACDC
46 B 词义推断题．根据"Higher hotel prices，airline capacity（容量） cuts and rising travel demand mean travelers will have to work harder to find a good deal in 2013．"可知，较高的酒店价格，航空公司运力（容量）的削减和旅游需求上升意味着旅客将不得不更加努力地工作，由后面but转折推断出有些在线工具能够帮助你的假期费用在可控制范围之内．故选B．
47 A 推理判断题．根据"It also finds sales from Allegiant and Southwest，which typically aren't listed on major airfare（机票）search engines．"可知，从销售的Allegiant和西南航空公司，通常售主要机票的搜索引擎都没有上市．因此Allegiant是航空公司．故选A．
48 C 细节理解题．由倒数第三段"If you already know where you want to go，use itasoftware．com to find the cheapest dates to fly．"可知，如果你选择了一个假期的目的地，Itasoftware．com能帮助找到最便宜的起飞日期．故选C．
49 D 推理判断题．通读全文可知，这些网站介绍主要是为那些想找便宜机票度假的人们准备的．故选D．
50 C 推理判断题．由倒数第二段"Its Price Predictor can determine how likely a fare is to rise or fall during the next seven says"可知，website Bing．com网站能够预测未来一周内的价格趋势．故选C．
点评 做阅读理解时要快速的浏览全文，把握文章主旨大意，带着问题回到原文，寻找细节或概括相应的答案，最后要理清作者写作思路．
