Get our best courses on Udemy with the best price: https://www.udemy.com/course/english-grammar-course-tenses-structures/?referralCode=36A9281E78250DC910A2 Follow us on social Facebook: https://www.facebook.com/profile.php?id=61552465204407&mibextid=9R9pXO Instagram: https://instagram.com/wgrammardotcom?igshid=NGVhN2U2NjQ0Yg== TikTok: https://www.tiktok.com/@wgrammar?_t=8gv2ZQu5fIj&_r=1 Enroll in our school for free and enjoy our grammar courses https://wgrammar.com/ Modals – Necessity 00:00 to 00:26 We use (must and have to) to talk about necessity. You must try to be calm in an accident. They are followed by (an infinitive) without (to). You have to be a good driver to drive an ambulance. 00:26 to 00:48 The negative forms of (must and have to) are must not (mustn't) and do not (don't) have to. You mustn't put water on a frying pan if it catches fire. You don't have to be a professional to learn first aid. 00:48 to 1:10 Mustn't means you're not allowed to do something. You mustn't panic in an emergency. Don't have to means you can choose whether you do something or not. You don't have to train as a nurse to do voluntary work for your local ambulance service. #modals #necessity #englishgrammartenses

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