题目

1851年的伦敦博览会是英国展出最新工业成果的盛会，陈列的展品中包括 A.铁路设备、柴油内燃机                      B.电灯泡、蒸汽织布机 C.蒸汽锤、铁路设备                          D.电话机、水力纺纱机 答案：C 解析: 略Directions: Fill in each blank with a proper word chosen from the box. Each word can be used only once. Note that there is one word more than you need.The Trunkster, a bag with built-in smart features might just challenge the standard roller bag. The main security feature: It’s zipperless (无拉链). A sliding roll top-door design allows for easy 【1】by the owner, but reduces the risk of theft or accidental opening during baggage【2】. If airport security has to search the bag, there is a TSA-approved combination lock. Need to juice up your phone? A 【3】battery can charge portable devices through a USB connection. Perhaps the coolest part — especially if your holiday shopping habits put you at risk of going beyond baggage weight 【4】— is a built-in digital scale. Want to know how much stuff you’re pulling? Lift the bag and the display on the handle shows weight in pounds or kilograms.Trunkster co-founder Jesse Potash said he and his co-founder, based in New York, created the luggage in 2014, after finding nothing they believed prioritized accessibility. They wanted to “completely 【5】” the classic case — with zippers — for “the modern’ minimal (极简的) traveler,” Polash says. He adds that they didn’t want to 【6】the user with “as many features as possible” because that would not be required.One more feature you can add on? Tracking. Airlines are 【7】 doing a better job these days of not losing bags. But for those who want to 【8】 their cases there are stand-alone gadgets (精巧的装置) like the Trakdot or Pocket-Finder Luggage Tracker. For an extra $40, you can add a subscription-free, removable GPS to the Trunksler.But smarting up a 【9】 object comes with a problem. “When you have this much technology in a suitcase ... there are more things to break,” says George Hobica, a world traveler. Besides, the Trunkster is all black, and we all know that finding a black-colored bag in a sea of suitcases is like searching for a blade of grass on a football field. Attention, luggage manufacturers looking to 【10】 the typical pattern: Go bolder with unusual colors and designs.