SEMI MODAL VERBS The semi-modal verbs (or marginal modals) are: dare, need, used to and ought to. They behave similarly to modal verbs but also share some characteristics with main verbs: How dare she criticise us? (as a modal verb, the interrogative...
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SEMI MODAL VERBS The semi-modal verbs (or marginal modals) are: dare, need, used to and ought to. They behave similarly to modal verbs but also share some characteristics with main verbs: How dare she criticise us? (as a modal verb, the interrogative formed without do) He didn't dare to look back. (as a main verb, followed by a to-infinitive and the negative formed with do) Need you make so much noise? (as a modal verb, the interrogative formed without do) You needn't have been so rude. (as a modal verb, the perfect infinitive used to refer to past time) Do you need to use the hairdryer? (as a main verb, followed by a to-infinitive and the interrogative formed with do) They used to live by the sea. (unlike a modal verb, followed by a to-infinitive) You ought to know that by now. (unlike a modal verb, followed by a to-infinitive) Sumber: http://www.grammaring.com/types-of-modals USED TO Used to: meaning and form We use used to when we refer to things in the past which ar
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