General English Level 5 GELEV5 Unit 03 Topic 03.doc  LANGUAGE FOCUS 04 Negative modals The pamphlet says: Men shouldn't carry their wallets in the back pocket of their trousers. … you mustn't forget the appearance of the mugger. Should and must are modals. We can make negative modals by adding not after the modal. Look must not park here. You should I will not forget the details. She would not stop screaming. He might not attack you. Information In spoken English, we often shorten not to n't. Example Men should not carry their wallets in the back pocket of their trousers. = Men shouldn't carry their wallets in the back pocket of their trousers. could not couldn't should not shouldn't would not wouldn't must not mustn't These modals have irregular short forms. shall not shan't will not won't cannot can't 104 QUESTLANGUAGE