【专四听力满分突破】社交网络的服务
<p> 选材规范、标准演练;循序渐进、梯度提升;题量丰富、有效提高;技巧同步、一语中的;缩略速记，全面覆盖。</p><p> 注意直接听写正文</p><p> <span word="A">A</span> <span word="social">social</span> <span word="networking">networking</span> <span word="service">service</span> <span word="is">is</span> <span word="an">an</span> <span word="online">online</span> <span word="service">service</span> <span word="that">that</span> <span word="focuses">focuses</span> <span word="on">on</span> <span word="building">building</span> <span word="and">and</span> <span word="reflecting">reflecting</span> <span word="of">of</span> <span word="social">social</span> <span word="networks">networks</span> <span word="or">or</span> <span word="social">social</span> <span word="relations">relations</span> <span word="among">among</span> <span word="people">people</span>. <span word="A">A</span> <span word="social">social</span> <span word="networking">networking</span> <span word="service">service</span> <span word="essentially">essentially</span> <span word="consists">consists</span> <span word="of">of</span> <span word="three">three</span> <span word="things">things</span>. <span word="First">First</span>, <span word="a">a</span> <span word="representation">representation</span> <span word="of">of</span> <span word="each">each</span> <span word="user">user</span>. <span word="Second">Second</span>, <span word="his">his</span> <span word="or">or</span> <span word="her">her</span> <span word="social">social</span> <span word="links">links</span>. <span word="And">And</span> <span word="third">third</span>, <span word="a">a</span> <span word="variety">variety</span> <span word="of">of</span> <span word="additional">additional</span> <span word="services">services</span>. <span word="Most">Most</span> <span word="social">social</span> <span word="networking">networking</span> <span word="services">services</span> <span word="are">are</span> <span word="Web">Web</span>-<span word="based">based</span>. <span word="They">They</span> <span word="provide">provide</span> <span word="means">means</span> <span word="for">for</span> <span word="users">users</span> <span word="to">to</span> <span word="interact">interact</span> <span word="over">over</span> <span word="the">the</span> <span word="Internet">Internet</span>, <span word="such">such</span> <span word="as">as</span> <span word="email">email</span> <span word="and">and</span> <span word="instant">instant</span> <span word="messaging">messaging</span>. <span word="Online">Online</span> <span word="community">community</span> <span word="services">services</span> <span word="are">are</span> <span word="sometimes">sometimes</span> <span word="considered">considered</span> <span word="as">as</span> <span word="a">a</span> <span word="social">social</span> <span word="networking">networking</span> <span word="service">service</span> <span word="in">in</span> <span word="a">a</span> <span word="broader">broader</span> <span word="sense">sense</span>. <span word="However">However</span>, <span word="a">a</span> <span word="social">social</span> <span word="networking">networking</span> <span word="service">service</span> <span word="usually">usually</span> <span word="means">means</span> <span word="an">an</span> <span word="individual">individual</span>-<span word="centered">centered</span> <span word="service">service</span> <span word="whereas">whereas</span> <span word="online">online</span> <span word="community">community</span> <span word="services">services</span> <span word="are">are</span> <span word="group">group</span>-<span word="centered">centered</span>. <span word="Social">Social</span> <span word="networking">networking</span> <span word="sites">sites</span> <span word="allow">allow</span> <span word="users">users</span> <span word="to">to</span> <span word="share">share</span> <span word="ideas">ideas</span>, <span word="activities">activities</span>, <span word="events">events</span>, <span word="and">and</span> <span word="interests">interests</span> <span word="within">within</span> <span word="their">their</span> <span word="individual">individual</span> <span word="networks">networks</span>. <span word="The">The</span> <span word="main">main</span> <span word="types">types</span> <span word="of">of</span> <span word="social">social</span> <span word="networking">networking</span> <span word="services">services</span> <span word="are">are</span> <span word="ones">ones</span> <span word="containing">containing</span> <span word="category">category</span> <span word="places">places</span>, <span word="means">means</span> <span word="to">to</span> <span word="connect">connect</span> <span word="with">with</span> <span word="friends">friends</span> <span word="and">and</span> <span word="a">a</span> <span word="recommendation">recommendation</span> <span word="system">system</span> <span word="linked">linked</span> <span word="to">to</span> <span word="trust">trust</span>. <span word="Many">Many</span> <span word="networks">networks</span> <span word="focus">focus</span> <span word="on">on</span> <span word="providing">providing</span> <span word="both">both</span> <span word="services">services</span> <span word="and">and</span> <span word="community">community</span> <span word="to">to</span> <span word="individuals">individuals</span> <span word="with">with</span> <span word="shared">shared</span> <span word="interests">interests</span>.</p><p> </p>
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