英语语法大全：祈使句
<p> 【导语】英语语法让很多学生都头疼，因为复杂难懂的句式和词组有时难以记忆。英语网为大家整理了小学英语语法大全，希望对同学们的英语语法学习有所帮助。更多内容尽在英语网。</p><p> 祈使句表示请求、命令、建议、邀请等，谓语动词一律用原型，句子中通常不用主语，句末用惊叹好或者句号，用降调。</p><p> ★肯定句：动词原型</p><p> <span word="Come">Come</span> <span word="here">here</span>, <span word="please">please</span>.</p><p> <span word="Go">Go</span> <span word="downstairs">downstairs</span>, <span word="please">please</span>.</p><p> <span word="Stand">Stand</span> <span word="up">up</span>.</p><p> <span word="Sit">Sit</span> <span word="down">down</span>.</p><p> <span word="Be">Be</span> <span word="quiet">quiet</span>.</p><p> <span word="Be">Be</span> <span word="careful">careful</span>.</p><p> 祈使句中如果有唤语，一定要用逗号隔开，放在句首或者句尾：</p><p> <span word="Come">Come</span> <span word="in">in</span>, <span word="Amy">Amy</span>.</p><p> <span word="Sit">Sit</span> <span word="down">down</span> <span word="here">here</span>, <span word="Tom">Tom</span>.</p><p> <span word="Mary">Mary</span>, <span word="give">give</span> <span word="me">me</span> <span word="a">a</span> <span word="book">book</span> <span word="please">please</span>.</p><p> ★否定：<span word="Dont">Dont</span>+动词原型</p><p> <span word="Dont">Dont</span> <span word="come">come</span> <span word="here">here</span>.</p><p> <span word="Dont">Dont</span> <span word="sit">sit</span> <span word="down">down</span>.</p><p> <span word="Dont">Dont</span> <span word="stand">stand</span> <span word="up">up</span>.</p><p> <span word="Dont">Dont</span> <span word="give">give</span> <span word="me">me</span> <span word="it">it</span>.</p><p> <span word="let">let</span> <span word="sb">sb</span>. <span word="do">do</span> 让某人做</p><p> <span word="Let">Let</span> <span word="me">me</span> <span word="pass">pass</span>.</p><p> <span word="Let">Let</span> <span word="us">us</span> <span word="have">have</span> <span word="a">a</span> <span word="rest">rest</span>.</p><p> <span word="Lets">Lets</span> <span word="have">have</span> <span word="a">a</span> <span word="rest">rest</span>.</p><p> 反意疑问：</p><p> <span word="Lets">Lets</span> <span word="have">have</span> <span word="a">a</span> <span word="walk">walk</span> <span word="along">along</span> <span word="the">the</span> <span word="river">river</span>, <span word="shall">shall</span> <span word="we">we</span>?</p><p> <span word="Let">Let</span> <span word="us">us</span> <span word="go">go</span> <span word="out">out</span> <span word="for">for</span> <span word="a">a</span> <span word="drink">drink</span>, <span word="will">will</span> <span word="you">you</span>?</p>
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