2017届高三英语一轮复习同步课件：Unit 4 Period 2（人教版选修六）
<p> 完成句子 <span word="He">He</span> <span word="told">told</span> <span word="us">us</span> <span word="whether">whether</span> ______ <span word="a">a</span> <span word="picnic">picnic</span> <span word="was">was</span> <span word="still">still</span> <span word="under">under</span> <span word="discussion">discussion</span>.(<span word="have">have</span>) 【答案】<span word="to">to</span> <span word="have">have</span> 2．<span word="It">It</span> <span word="is">is</span> <span word="OK">OK</span> <span word="to">to</span> <span word="leave">leave</span> <span word="an">an</span> <span word="electrical">electrical</span> <span word="appliance">appliance</span> <span word="on">on</span> <span word="so">so</span> <span word="long">long</span> <span word="as">as</span> <span word="you">you</span> <span word="are">are</span> <span word="using">using</span> <span word="it">it</span>—<span word="if">if</span> <span word="not">not</span>，<span word="turn">turn</span> <span word="it">it</span> <span word="off">off</span>！只要你在使用电器设备，你便可以把它开着。如果不用就把它关掉！ (1)<span word="so">so</span> <span word="long">long</span> <span word="as">as</span>/<span word="as">as</span> <span word="long">long</span> <span word="as">as</span>只要 <span word="You">You</span> <span word="may">may</span> <span word="borrow">borrow</span> <span word="my">my</span> <span word="pen">pen</span> <span word="so">so</span> <span word="long">long</span> <span word="as">as</span> <span word="you">you</span> <span word="promise">promise</span> <span word="to">to</span> <span word="give">give</span> <span word="it">it</span> <span word="back">back</span>.只要你答应归还，你就可以把我的钢笔借走。 <span word="As">As</span> <span word="long">long</span> <span word="as">as</span> <span word="you">you</span> <span word="are">are</span> <span word="happy">happy</span>，<span word="it">it</span> <span word="doesn">doesn</span>’<span word="t">t</span> <span word="matter">matter</span> <span word="what">what</span> <span word="you">you</span> <span word="do">do</span>.只要你高兴，做什么都没关系。 ①<span word="so">so</span> <span word="long">long</span> <span word="as">as</span>相当于<span word="as">as</span> <span word="long">long</span> <span word="as">as</span>，还可表示“既然；由于；就……来说”。 ②<span word="so">so</span>/<span word="as">as</span> <span word="long">long</span> <span word="as">as</span>还可构成同级比较句。<span word="as">as</span> <span word="long">long</span> <span word="as">as</span>既可用于肯定句也可用于否定句，而<span word="so">so</span> <span word="long">long</span> <span word="as">as</span>只用于否定句。</p><p> (2)本句中<span word="if">if</span> <span word="not">not</span>是<span word="if">if</span> <span word="you">you</span> <span word="are">are</span> <span word="not">not</span> <span word="using">using</span> <span word="it">it</span>的省略形式。<span word="if">if</span>后跟<span word="so">so</span>或<span word="not">not</span>来代替上文内容。 <span word="Get">Get</span> <span word="up">up</span> <span word="early">early</span> <span word="tomorrow">tomorrow</span>.<span word="If">If</span> <span word="not">not</span>(＝<span word="If">If</span> <span word="you">you</span> <span word="don">don</span>’<span word="t">t</span> <span word="get">get</span> <span word="up">up</span> <span word="early">early</span>)，<span word="you">you</span> <span word="will">will</span> <span word="miss">miss</span> <span word="the">the</span> <span word="first">first</span> <span word="bus">bus</span>. 明天早起，否则你将赶不上第一班车。 <span word="He">He</span> <span word="may">may</span> <span word="not">not</span> <span word="be">be</span> <span word="at">at</span> <span word="home">home</span> <span word="then">then</span>.<span word="If">If</span> <span word="so">so</span>(＝<span word="If">If</span> <span word="he">he</span> <span word="is">is</span> <span word="not">not</span> <span word="at">at</span> <span word="home">home</span>)，<span word="leave">leave</span> <span word="him">him</span> <span word="a">a</span> <span word="note">note</span>. 那时他可能不在家，要是这样的话，给他留张便条。 <span word="if">if</span> <span word="possible">possible</span> 如果可能的话 <span word="if">if</span> <span word="necessary">necessary</span> 如果必要的话 <span word="if">if</span> <span word="any">any</span> 假如有；即使有</p><p> <span word="We">We</span> <span word="all">all</span> <span word="know">know</span> <span word="that">that</span>，________<span word="carefully">carefully</span>，<span word="the">the</span> <span word="situation">situation</span> <span word="will">will</span> <span word="get">get</span> <span word="worse">worse</span>.(<span word="deal">deal</span> <span word="with">with</span>) 【答案】<span word="if">if</span> <span word="not">not</span> <span word="dealt">dealt</span> <span word="with">with</span></p><p> 3．<span word="So">So</span> <span word="if">if</span> <span word="you">you</span> <span word="are">are</span> <span word="not">not</span> <span word="using">using</span> <span word="the">the</span> <span word="lights">lights</span>，<span word="the">the</span> <span word="TV">TV</span>，<span word="the">the</span> <span word="computer">computer</span>，<span word="and">and</span> <span word="so">so</span> <span word="on">on</span>，<span word="turn">turn</span> <span word="them">them</span> <span word="off">off</span>. 因此当你不用灯、电视、电脑等等时，将它们关上。 <span word="and">and</span> <span word="so">so</span> <span word="on">on</span>用于不完全列举，相当于<span word="and">and</span> <span word="so">so</span> <span word="forth">forth</span> <span word="He">He</span> <span word="has">has</span> <span word="many">many</span> <span word="hobbies">hobbies</span>—<span word="go">go</span> <span word="fishing">fishing</span>，<span word="go">go</span> <span word="hiking">hiking</span>，<span word="play">play</span> <span word="table">table</span> <span word="tennis">tennis</span> <span word="and">and</span> <span word="so">so</span> <span word="on">on</span>. 他有很多业余爱好——钓鱼，徒步旅行，打乒乓球等。</p>
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