2. 外语
  3. If you’re planning to travel overseas, the most common form of transportation is by airplane. Knowing the entire【B1】______from p

If you’re planning to travel overseas, the most common form of transportation is by airplane. Knowing the entire【B1】______from p

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问题     If you’re planning to travel overseas, the most common form of transportation is by airplane. Knowing the entire【B1】______from purchasing plane tickets to coping with in-flight emergencies can【B2】______that you have a pleasurable trip.
    Now, once you’ve【B3】______your ticket, you still need to make the long journey through the airport. Once you arrive, you usually check your bags at the main ticket【B4】______Then, you have to pass through the【B5】______checkpoint, where you will have to walk through an X-ray machine, and they will check your carry-on bags for any【B6】______items, including firearms, explosives, and knives. Of course, this is for【B7】______safety. You might also be asked to open your bags to be【B8】______checked.
    Once you pass through this checkpoint, then【B9】______Just wait there until they announce your flight.
    Of course, once aboard the plane, no one ever wants to experience any emergencies, but【B10】______There are also life jackets under the seats, and oxygen masks in case the plane’s cabin unexpectedly loses pressure.【B11】______
    Airplane travel can be exciting, and knowing what to expect before you go can make this experience even better.
【B5】
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答案security
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大学英语四级

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