The modal verbs ( can, could, should, must, might, will ) form a system that expresses the speaker's attitude toward the action. This system is not about time or action itself, but about .
A complete model for a text‑based grammar lesson: The modal verbs ( can, could, should, must,
Epistemic Modality: Deals with levels of certainty (e.g., "It might rain" vs. "It will rain"). The modal verbs ( can