If you’re planning to travel overseas, the

题目：

If you’re planning to travel overseas, the most common form of (36) is by airplane. Knowing the entire (37) from buying plane tickets to coping with in-flight emergencies can (38) that you have a pleasant trip. First of all, choosing an airline carrier might depend on a number of factors including the company’s service record, length of time to (39) , price of the ticket, and even in-flight service. Now, once you’ve (40) your ticket, you still need to make the long journey through the airport. Once you arrive, you usually cheek your bags at the main ticket counter. Then, you have to pass through the (41) checkpoint, where you will have to walk through an X-ray machine, and they will check your carry-on bags for any (42) items, including firearms, explosives, and knives. Of course, this is for everyone’s safety. You might also be asked to open your (43) to be manually checked. Once you pass through this checkpoint, (44) . Just wait there until they announce your flight. Of course, once aboard the plane, (45) . There are also life jackets under the seats, and oxygen masks in case the plane’s cabin unexpectedly loses pressure. (46) . Airplane travel can be exciting, and knowing what to expect before you go can make this experience even better.