Helping verbs /auxiliary verb help the main verb to describe action. That action happened in the past or is happening in the present or will happen in the future.
Helping verbs list;
| Am | Is | Are | Was |
| Were | Being | Been | Be |
| Has | Have | Had | Did |
| Shall | Will | Should | Would |
| May | Might | Must | Can |
| Could | Does | Do |
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