Imagine trying to speak without expressing possibility, permission,or necessity; it would be like painting without colour. That’s were the modal verb step in. These special helping verbs—can, could, ...

The following expressions are all put together by choosing the correct subject pronoun and tense you require with avoir.

Here s a set of basic but tough grammar questions posted in Jose Carillo s English Forum by an Iran-based member who goes by the cryptic username r_a: What are the differences between a helping verb, ...

Modal verbs are verbs that indicate likelihood, ability, permission or obligation.