2017高考英语备考复习：情态动词3
<p> 情态动词</p><p> 一、情态动词表示说话人的情感态度。它有一定的实在词义（如：能、会、可能、以前、最好、宁愿。。。），只有谓语特性，必须和其他动词一起构成谓语，（一般来说）在各种人称后都用同样的形式。</p><p> 二、中学阶段常见的情态动词:</p><p> 情态动词 <span word="Can">Can</span></p><p> <span word="could">could</span></p><p> <span word="may">may</span></p><p> <span word="might">might</span></p><p> <span word="must">must</span></p><p> <span word="will">will</span></p><p> <span word="would">would</span></p><p> <span word="shall">shall</span></p><p> <span word="should">should</span></p><p> <span word="Ought">Ought</span> <span word="to">to</span></p><p> <span word="had">had</span> <span word="better">better</span></p><p> <span word="would">would</span> rather</p><p> 可用着情态动词</p><p> <span word="Used">Used</span> <span word="to">to</span></p><p> <span word="need">need</span></p><p> <span word="dare">dare</span></p><p> 与情态动词相关的短语 <span word="Be">Be</span> <span word="able">able</span> <span word="to">to</span></p><p> <span word="have">have</span> <span word="to">to</span></p><p> 情态动词的固定谓语结构：情态动词+（不带<span word="to">to</span>）动词不定式形式<span word="do">do</span></p><p> 例如：</p><p> +<span word="be">be</span> <span word="done">done</span></p><p> +<span word="be">be</span> <span word="doing">doing</span></p><p> <span word="must">must</span></p><p> +<span word="have">have</span> <span word="done">done</span></p><p> +<span word="have">have</span> <span word="been">been</span> <span word="done">done</span></p><p> +<span word="have">have</span> <span word="been">been</span> <span word="doing">doing</span></p><p> 注意：<span word="ought">ought</span> (<span word="to">to</span>)和<span word="used">used</span> ( <span word="to">to</span>)例外，动词不定式要带上”<span word="to">to</span>”</p><p> <span word="He">He</span> <span word="can">can</span> <span word="speak">speak</span> 5 <span word="languages">languages</span></p><p> 他会讲五种语言。</p><p> <span word="Why">Why</span> <span word="did">did</span> <span word="you">you</span> <span word="return">return</span> <span word="the">the</span> <span word="book">book</span> <span word="to">to</span> <span word="me">me</span> ? <span word="You">You</span> <span word="needn">needn</span>’<span word="t">t</span> <span word="have">have</span> <span word="done">done</span> <span word="so">so</span>.</p><p> 你为什么把书还给我呢？其实你没必要。</p>
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