How to use 'OUGHT TO' in sentences as an Auxiliary Verb?
Last lesson in our free MT course blog dealt about the usage of ' MUST ' as an auxiliary verb. Now we will see about the uses of “Ought to”: 1. To show or express duty or obligation (Ought to is stronger than Must) or expectations. 2. It is used in the future in the past tense. Some of the rules for ought to are: 1. In simple present tense this auxiliary ‘ought to’ is used in the present form of the verb. 2. In present continuous tense this auxiliary ‘ought to be’ is used in the verb in the present form of –ing. 3. In future in the past tense this auxiliary ‘ought to have’ is used in the verb in the past participle of the verb. 4. In future in the past continuous tense this auxiliary ‘ought to have been’ is used in the verb in the present ending in –ing form. Whenever the sentence of the structure expresses duty or obligation, then some of the examples of the structures of the sentences are given below. 1. The passengers ought to report at the enquiry office