高三英语一轮单元复习精品教案：Module 2《No Drugs》（外研版必修2）
<p> 知识详解</p><p> ① <span word="reduce">reduce</span> <span word="vt">vt</span>. 减少；缩减；约束，限制；使降低，降职；</p><p> 使……变为(某个状态)(回归课本<span word="P">P</span>12)</p><p> <span word="reduce">reduce</span>...<span word="to">to</span>...把……减少到……,<span word="reduce">reduce</span>...<span word="by">by</span>...把……减少了……,<span word="reduce">reduce</span> <span word="sb">sb</span>.<span word="to">to</span> <span word="doing">doing</span> <span word="sth">sth</span>.迫使某人做某事；使某人不得不做某事,<span word="reduction">reduction</span> <span word="n">n</span>.缩小，减少；缩版,<span word="make">make</span> <span word="a">a</span> <span word="reduction">reduction</span>减价</p><p> 【归纳总结】</p><p> 【例句探源】</p><p> ①<span word="The">The</span> <span word="expenses">expenses</span> <span word="have">have</span> <span word="been">been</span> <span word="reduced">reduced</span> <span word="to">to</span></p><p> 1,000 <span word="yuan">yuan</span> <span word="one">one</span> <span word="month">month</span>.</p><p> 每月的费用已降到1,000元。</p><p> ②<span word="The">The</span> <span word="expenses">expenses</span> <span word="have">have</span> <span word="been">been</span> <span word="reduced">reduced</span> <span word="by">by</span> 200 <span word="yuan">yuan</span> <span word="one">one</span> <span word="month">month</span>.</p><p> 每月的费用已降了200元。</p><p> ③<span word="Eventually">Eventually</span> <span word="Charlotte">Charlotte</span> <span word="was">was</span> <span word="reduced">reduced</span> <span word="to">to</span> <span word="begging">begging</span> <span word="on">on</span> <span word="the">the</span> <span word="streets">streets</span>.</p><p> 最后夏洛特被迫沦落到沿街乞讨。</p><p> ④<span word="We">We</span> <span word="can">can</span> <span word="make">make</span> <span word="a">a</span> <span word="reduction">reduction</span> <span word="if">if</span> <span word="you">you</span> <span word="buy">buy</span> <span word="in">in</span> <span word="bulk">bulk</span>.</p><p> 如果你大批购买，我们可以降低价格。</p><p> 1．<span word="Many">Many</span> <span word="students">students</span> <span word="have">have</span> <span word="dropped">dropped</span> <span word="out">out</span> <span word="of">of</span> <span word="school">school</span> <span word="and">and</span> <span word="now">now</span> <span word="the">the</span> <span word="number">number</span> <span word="of">of</span> <span word="our">our</span> <span word="class">class</span> <span word="has">has</span> ________50.</p><p> <span word="A">A</span>．<span word="reduced">reduced</span> <span word="by">by</span> </p><p> <span word="B">B</span>．<span word="reduced">reduced</span> <span word="toC">toC</span>．<span word="increased">increased</span> <span word="to">to</span></p><p> <span word="D">D</span>．<span word="increased">increased</span> <span word="by">by</span></p><p> 解析：选<span word="B">B</span>。<span word="reduce">reduce</span>...<span word="to">to</span>后面数字指减少后的总量，<span word="reduce">reduce</span>...<span word="by">by</span>后面数字指纯减少的量或比率。由上面说到<span word="drop">drop</span>，故排除<span word="C">C</span>、<span word="D">D</span>。</p><p> 【即境活用】</p>
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