2017年冲刺高考CRI英语听力素材练习（word）：Beijings Air Pollution Returns to Hazardous Levels
<p> <span word="Smog">Smog</span> <span word="levels">levels</span> <span word="in">in</span> <span word="Beijing">Beijing</span> <span word="have">have</span> <span word="hit">hit</span> <span word="the">the</span> '<span word="Hazardous">Hazardous</span>' <span word="mark">mark</span> <span word="again">again</span> <span word="just">just</span> 2 <span word="weeks">weeks</span> <span word="after">after</span> <span word="recording">recording</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="worst">worst</span> <span word="cases">cases</span> <span word="of">of</span> <span word="air">air</span> <span word="pollution">pollution</span>.</p><p> <span word="The">The</span> <span word="PM">PM</span> 2.5 <span word="monitoring">monitoring</span> <span word="systems">systems</span> <span word="in">in</span> <span word="the">the</span> <span word="Chinese">Chinese</span> <span word="capital">capital</span> <span word="showed">showed</span> <span word="readings">readings</span> <span word="of">of</span> <span word="around">around</span> 400, <span word="which">which</span> <span word="is">is</span> <span word="considered">considered</span> <span word="hazardous">hazardous</span>.</p><p> <span word="That">That</span>'<span word="s">s</span> 16 <span word="times">times</span> <span word="worse">worse</span> <span word="than">than</span> <span word="the">the</span> <span word="World">World</span> <span word="Health">Health</span> <span word="Organization">Organization</span>'<span word="s">s</span> <span word="standard">standard</span> <span word="of">of</span> <span word="a">a</span> <span word="daily">daily</span> <span word="average">average</span> <span word="of">of</span> 25.</p><p> <span word="Earlier">Earlier</span> <span word="this">this</span> <span word="month">month</span>, <span word="the">the</span> <span word="levels">levels</span> <span word="exceeded">exceeded</span> 900, <span word="with">with</span> <span word="a">a</span> <span word="number">number</span> <span word="of">of</span> <span word="people">people</span> <span word="complaining">complaining</span> <span word="of">of</span> <span word="breathing">breathing</span> <span word="problems">problems</span>.</p><p> <span word="Beijing">Beijing</span> <span word="residents">residents</span> <span word="such">such</span> <span word="as">as</span> <span word="Zhang">Zhang</span> <span word="Shuqing">Shuqing</span>, <span word="aren">aren</span>'<span word="t">t</span> <span word="happy">happy</span> <span word="with">with</span> <span word="the">the</span> <span word="situation">situation</span> <span word="either">either</span>.</p><p> "<span word="The">The</span> <span word="air">air</span> <span word="pollution">pollution</span> <span word="is">is</span> <span word="terrible">terrible</span>. <span word="It">It</span>'<span word="s">s</span> <span word="bad">bad</span> <span word="for">for</span> <span word="citizens">citizens</span>' <span word="health">health</span>. <span word="They">They</span> <span word="need">need</span> <span word="to">to</span> <span word="sort">sort</span> <span word="it">it</span> <span word="out">out</span>, <span word="the">the</span> <span word="department">department</span> <span word="responsible">responsible</span> <span word="needs">needs</span> <span word="to">to</span> <span word="sort">sort</span> <span word="out">out</span> <span word="the">the</span> <span word="environment">environment</span>."</p><p> <span word="Environment">Environment</span> <span word="authorities">authorities</span> <span word="in">in</span> <span word="China">China</span> <span word="have">have</span> <span word="pledged">pledged</span> <span word="to">to</span> <span word="cover">cover</span> <span word="more">more</span> <span word="cities">cities</span> <span word="in">in</span> <span word="monitoring">monitoring</span> <span word="the">the</span> <span word="PM">PM</span> 2.5 – <span word="a">a</span> <span word="system">system</span> <span word="which">which</span> <span word="basically">basically</span> <span word="measures">measures</span> <span word="air">air</span> <span word="particles">particles</span> 2.5 <span word="micrometres">micrometres</span> <span word="in">in</span> <span word="diameter">diameter</span>.</p><p> <span word="They">They</span> <span word="have">have</span> <span word="also">also</span> <span word="promised">promised</span> <span word="to">to</span> <span word="take">take</span> <span word="high">high</span>-<span word="polluting">polluting</span> <span word="cars">cars</span> <span word="off">off</span> <span word="the">the</span> <span word="roads">roads</span> <span word="and">and</span> <span word="improve">improve</span> <span word="the">the</span> <span word="gasoline">gasoline</span> <span word="and">and</span> <span word="diesel">diesel</span> <span word="quality">quality</span>.</p>
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