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1、2022-2023年江西省九江市大学英语6级大学英语六级重点汇总（含答案）学校:_ 班级:_ 姓名:_ 考号:_一、2.Reading Comprehension (Skimming and Scanning)(20题)1. A bird flu, a massive earthquake, a monster storm and a terrorist attack are all threats to major cities in the U.S.2.The winds are the strongest in the eye of a hurricane.3.For those les
2、s selective colleges, test scores are usually used for_.4.In Scotland, the two types of divorces procedure in the judicial offers court are _.5.If we want to learn the vastness of language and the limits of grammar, we should_.6.In all coastal cities, cell phone net works could not keep up with dema
3、nd.A.Y B.N C.NG7.Chinas economic opportunities and its _ on the future contributes to peoples interest in learning Chinese.8. According to Ms. Brookover, researching in the stacks and online are different because _.A.people do not walk into the library any longerB.people do not physically holding th
4、e articleC.people of sense of author onlineD.everything can belong to you easily online9.The ice tongue growing out from the Greenland coast used to reject salt back into the water, making _ heavier and helping it to sink.10.eBayeBay is a global phenomenon-the worlds largest garage sale, online shop
5、ping center, ear dealer and auction site with 147 million registered users in 30 countries as of March 2005. You can find everything from encyclopedias to olives to snow boots to stereos to airplanes for sale. And if you stumble on it before the eBay overseers do, you might even find a human kidney
6、or a virtual date.eBay BasicseBay is, first and foremost, an online auction site. You can browse through categories like Antiques, Boats, Clothing & Accessories, Computers & Networking, Jewelry & Watches and Video Games. When you see something you like, you click on the auction title and view the de
7、tails, including pictures, descriptions, payment options and shipping information.If you place a bid on an item, you enter a contractual agreement to buy it if you win the auction. All auctions have minimum starting bids, and some have a reserve price-a secret minimum amount the seller is willing to
8、 accept for the item. If the bidding doesnt reach the reserve price, the seller doesnt have to part with the item. In addition to auctions, you can find tons of fixed-price items on eBay that make shopping there just like shopping at any other online marketplace. You see what you like, you buy it, y
9、ou pay for it and you wait for it to arrive at your door.You can pay for an item on eBay using a variety of methods, including money order, cashiers check, cash, personal check and electronic payment services like PayPal and BidPay. Its up to each seller to decide which payment methods hell accept.J
10、ust as you can buy almost anything on eBay, you can sell almost anything, too. Using a simple listing process, you can put all of the junk in your basement up for sale to the highest bidder. When you sell an item on eBay, you pay listing fees and turn over a percentage of the final sale price to eBa
11、y.Once you register (for free) with eBay, you can access all of your eBay buying and selling activities in a single location called My eBay.eBay InfrastructureA series of service disruptions in 1999 caused real problems for eBays business. Over the course of three days, overloaded servers intermitte
12、ntly shut down, meaning users couldnt check auctions, place bids or complete transactions during that period. Buyers, sellers and eBay were, very unhappy, and a complete restructuring of eBays technological architecture followed.In 1999, eBay was one massive database server and a few separate system
13、s running the search function. In 2005, eBay is about 200 database servers and 20 search servers.The architecture is a type of grid computing that allows for both error correction and growth. With the exception of the search function, everything about eBay can actually run on approximately 50 server
14、s-Web servers, application servers and data-storage systems. Each server has between 6 and 12 microprocessors. These 50 or so servers run separately, but they talk to each other, so everybody knows if there is a problem somewhere, eBay can simply add servers to the grid as the need arises.While the
15、majority of the site can run on 50 servers, eBay has four times that. The 200 servers are housed in sets of 50 in four locations, all in the United States. When youre using eBay, you may be talking to any one of those locations at any time-they all store the same data. If one of the systems crashes, there are three others to pick up the slack.When youre on the eBay Web site and you click on a listing for a Persian rug, your com-puter talks to Web servers, which talk to application servers, which pull data from storage servers so you can find out what the latest bid price is and how much ti
