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Search options not deleted user 30953

Use this tag if you are asking about the usage of ​​​​​​​​​​​​​​​​​​​​Auxiliary/Helping Verbs.​​​​​​​​​​​​​​​​​​​​ Auxiliary/Helping Verbs are verbs that are used with other full verbs to make the different tenses, voice or modality in a sentence.

-1 votes

How do I know/ How am I to know?

Let's say you are solving a math problem You are stuck somewhere for hours and after hours of struggle you came to know the reason, that is you were unaware of a formula which happens to be out of s …
Shah Rukh K's user avatar