2. 外语
  3. A. risen B. smooth C. friendly D. exceeding E. rapid F. vary G. expensive H. sudden I. while J. raised K. response L. fo

A. risen B. smooth C. friendly D. exceeding E. rapid F. vary G. expensive H. sudden I. while J. raised K. response L. fo

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问题     A. risen B. smooth C. friendly D. exceeding E. rapid
    F. vary G. expensive H. sudden I. while J. raised
    K. response L. for M. executing N. charge O. bans
    Many people like to travel. The problem is getting your pet to the destination. In recent years, transporting pets on flights has grown more complicated and more【C1】______. All major carriers have significantly raised the fees that they【C2】______ for bringing pets on board, matching, or in some cases,【C3】______ the fee for children flying alone. Fees【C4】______ depending on whether the pet flies under your seat, or as checked baggage, which involve extra handling.
    Pet safety has also become a more pressing issue. Incidents of animals being lost, injured or dying have recently【C5】______.Thirty-nine animals died while flying aboard commercial jets last year, compared with 22 two years ago.
    While those numbers are a small percentage of the hundreds of thousands of animals flown by the airlines each year, they expose the dangers that pets may face while traveling. Not that airlines don’t anticipate risks, but that some pets are liable to breathing problems or【C6】______ illness.
    Delta, which reported several dog fatalities last year, has changed its policy and now【C7】______ some breeds from its planes.
    Despite the inconveniences, airlines say they are going out of their way to be pet friendly. Last year Frontier Airlines, in【C8】______ to demand, began accepting pets in the passenger cabin for the first time. Previously it had transported pets only as baggage.
    If you are considering putting your pet on a plane, here are a few tips to【C9】______ the process. Don’t wait until the last minute to book,【C10】______ airlines limit the number of pets in the cabin. Placing your pet on the floor of the car beforehand so it can feel the vibration as it will on a plane.
【C5】
选项
答案A
解析 副词recently应修饰动词，且前面有have，所以空格处应填入过去分词。下文提到“在乘机过程中死亡的动物由两年前的22只上升到去年的39只”，由此可推知“宠物丢失、受伤或死亡的事件在增多”。词库中的过去分词risen和raised都有提高之意，但空格后没有宾语，所以选不及物动词risen。
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