{"id":20808,"date":"2021-11-11T16:06:00","date_gmt":"2021-11-11T15:06:00","guid":{"rendered":"https:\/\/phoneenglish.es\/blog\/?p=20808"},"modified":"2021-12-07T10:07:01","modified_gmt":"2021-12-07T09:07:01","slug":"modal-verbs-must-and-have-to","status":"publish","type":"post","link":"https:\/\/phoneenglish.es\/blog\/2021\/11\/modal-verbs-must-and-have-to\/","title":{"rendered":"Modal Verbs &#8211; Must and Have to"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<p><strong>Must<\/strong> and <strong>Have to<\/strong> are <strong>modal verbs<\/strong> that show <strong>necessity<\/strong>, <strong>obligation<\/strong> and <strong>prohibition<\/strong>. They have<strong> little differences<\/strong><strong><em> <\/em><\/strong>in their usage.<\/p>\n\n\n\n<p>&#8216;<strong>Must&#8217;<\/strong> is used to imply that the <strong>obligation is personal<\/strong>. It is an obligation the speaker sets for himself. We can only use this form in the<strong> present<\/strong> and in the <strong>future.<\/strong><\/p>\n\n\n\n<p><strong>Basic sentence structure:<\/strong><\/p>\n\n\n\n<p><strong>subject<\/strong> + <strong>auxiliary verb<\/strong><strong><em> must<\/em><\/strong> + <strong>main verb <\/strong><strong><em>base<\/em><\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>subject<\/strong><\/td><td><strong>auxiliary verb (<\/strong><strong><em>must)<\/em><\/strong><\/td><td><strong>main verb (<\/strong><strong><em>base<\/em><\/strong><em> form)<\/em><\/td><td><\/td><\/tr><tr><td>She<\/td><td>must<\/td><td>go<\/td><td>now.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Examples:<\/strong><\/p>\n\n\n\n<p>I <em>must <\/em>finish this task. (Finishing the task is an obligation the speaker took on himself)<\/p>\n\n\n\n<p>I <em>must <\/em>go.&nbsp; (obligation set by the speaker)<\/p>\n\n\n\n<p>I<em> must <\/em>learn how to drive. (obligation set by the speaker)<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-\"><\/h2>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>&#8216;<strong>Have to&#8217;<\/strong> also implies obligation. However, this obligation is something <strong>external<\/strong>. It is something someone else asked the speaker to do and the speaker cannot change it. We can use this form in <strong>the past<\/strong>, <strong>the present <\/strong>and <strong>the future.<\/strong><\/p>\n\n\n\n<p><strong>Basic sentence structure:<\/strong><\/p>\n\n\n\n<p><strong>subject + auxiliary verb + have + to-infinitive<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><\/td><td><strong>subject<\/strong><\/td><td><strong>auxiliary verb<\/strong><\/td><td><strong>Main verb (<em>have)<\/em><\/strong><\/td><td><strong>to-infinitive<\/strong><\/td><td><\/td><\/tr><tr><td><strong>Past Simple<\/strong><\/td><td>She<\/td><td><\/td><td>had&nbsp;<\/td><td>to leave<\/td><td>early.<\/td><\/tr><tr><td><strong>Present Simple<\/strong><\/td><td>I<\/td><td><\/td><td>have<\/td><td>to eat<\/td><td>fast.<\/td><\/tr><tr><td><strong>Future Simple<\/strong><\/td><td>They<\/td><td>will<\/td><td>have<\/td><td>to meet<\/td><td>soon.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Examples:<\/strong><\/p>\n\n\n\n<p>I<em> have to<\/em> send the report as soon as possible. (Sending the report is a duty given to the speaker.)<\/p>\n\n\n\n<p>They<em> had to<\/em> stay there longer. (They were required to stay longer)<\/p>\n\n\n\n<p>I <em>have to <\/em>leave now. (Leaving now is required of the speaker)<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>For the <strong>question form<\/strong>, it is <strong>more common<\/strong> to use <strong>&#8220;have to&#8217; <\/strong>than <strong>&#8216;<em>must&#8217;<\/em><\/strong>. It is used to ask if<strong> something is required or an obligation<\/strong>.<\/p>\n\n\n\n<p>Why do you have to go?&nbsp; &nbsp; &#8211; <strong>more common<\/strong><\/p>\n\n\n\n<p>Why must you go? &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &#8211; <strong>less common<\/strong><\/p>\n\n\n\n<p>Does he have to drive?&nbsp; &nbsp; &nbsp; &#8211; <strong>more common<\/strong><\/p>\n\n\n\n<p>Must he drive?&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &#8211; <strong>less common<\/strong><\/p>\n\n\n\n<p>What do we have to say? &nbsp; &#8211; <strong>more common<\/strong><\/p>\n\n\n\n<p>What must we say?&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &#8211; <strong>less common<\/strong><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>The<strong> negative forms<\/strong> of these two have<strong> different meanings<\/strong>.<\/p>\n\n\n\n<p>The <strong>negative form<\/strong> of<strong> &#8216;must&#8217; <\/strong>i<strong>s &#8216;must not&#8217;<\/strong>. It shows that something is <strong>not allowed.<\/strong><\/p>\n\n\n\n<p>He<em> mustn&#8217;t<\/em> sleep at work.<\/p>\n\n\n\n<p>You <em>must not<\/em> leave the house.<\/p>\n\n\n\n<p>They<em> must not<\/em> stay outside.<\/p>\n\n\n\n<p>The <strong>negative form<\/strong> of<strong> &#8216;have to&#8217; <\/strong>is &#8216;<strong>don&#8217;t have to&#8217;<\/strong>. It shows that something is<strong> not necessary but you can do it if you want to.<\/strong><\/p>\n\n\n\n<p>You <em>don&#8217;t have to<\/em> attend the meeting.<\/p>\n\n\n\n<p>They <em>didn&#8217;t have to<\/em> join the club.<\/p>\n\n\n\n<p>She <em>doesn&#8217;t have to<\/em> wear the dress.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Must and Have to are modal verbs that show necessity, obligation and prohibition. They have little differences in their usage. &#8216;Must&#8217; is used to imply that the obligation is personal. It is an obligation the speaker sets for himself. We can only use this form in the present and in the future. Basic sentence structure: [&hellip;]<\/p>\n","protected":false},"author":31,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[309],"tags":[],"class_list":["post-20808","post","type-post","status-publish","format-standard","hentry","category-grammar"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v16.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Modal Verbs - Must and Have to | phone english blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/phoneenglish.es\/blog\/2021\/11\/modal-verbs-must-and-have-to\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Modal Verbs - Must and Have to | phone english blog\" \/>\n<meta property=\"og:description\" content=\"Must and Have to are modal verbs that show necessity, obligation and prohibition. 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