Auxiliary verbs, also known as 'helping verbs' are verb that comes before another verb in order to form a question, a negative sentence, a tense or a passive sentence.
For example, in the following sentence what do you think is the auxiliary verb?
I don't like swimming.
Do is the auxiliary verb and like is the main verb. In this case, the auxiliary verb creates a negative meaning in a present tense sentence. To see how much you remember, try and choose the correct auxiliary verb for the following sentences.
This lesson focuses on the auxiliary verbs be, do and have.
Lesson by Caroline