2. 外语
  3. With the rapid spread of the internet everywhere in the world, and the【C1】______ number of users, one of the most exciting devel

With the rapid spread of the internet everywhere in the world, and the【C1】______ number of users, one of the most exciting devel

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问题      With the rapid spread of the internet everywhere in the world, and the【C1】______ number of users, one of the most exciting developments on the internet is E-commerce-【C2】______ commerce. E-commerce has tow forms,【C3】______ business to-business, or B-to-B, and business-to-consumer, or B-to-C.
     B-to-C was the first of these developments. It grew 【C4】______ from the first days when people started to buy things from their homes without going to a shop. First came "catalogue shopping"【C5】______ you choose what you want from a catalogue【C6】______ pictures and other details of everything that is【C7】______ sale. You then send an order with a check by post and the things you have chosen【C8】______ to your home. Then 【C9】______ "television shopping," where【C10】______ a catalogue, the items for sale are shown or【C11】______ on television.【C12】______ , the customer sends a check and the item is delivered to his or her home. B-to-C is the【C13】______ development, where the "catalogue" is【C14】______  on the internet, combining the advantages of both the book catalogue and the television and indeed adding more【C15】______ . the customer【C16】______ his choice but rather than sending an order and【C17】______ through the post, he places the order and pays for it using his credit card, all using【C18】______ Many people worry about giving details of their credit card over the internet and the danger that it may be fraudulently used.【C19】______ , the general view is that with modern systems of secure encryption the dangers of the misuse of credit cards is【C20】______  greater in a shop, garage or restaurant than in using it for shopping on the internet.
【C11】
选项 A、displayed
B、performed
C、demonstrated
D、exhibited
答案C
解析 demonstrate的意思是；to show or to describe how something works or is done (演示)，display和exhibit指在商场或展厅等公共场合中的展览、陈列，performed指节目或戏剧的演出。
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