COULD HAVE COULD is a modal verb (called "modal"). Modals are used before ordinary verbs. "COULD" can be used to talk about the past, the present or the future. COULD…

COULD – MODAL VERB - USES:  COULD is a modal verb (called "modal"). Modals are used before ordinary verbs. "COULD" can be used to talk about the past, the present…

CAN and HAVE CAN (modal) + HAVE Remember: CAN is a modal verb (called "modal"). A modal is used before ordinary verbs. CAN is used to express meanings such as…

CAN – MODAL VERB Uses, Affirmative, Negative, Interrogative forms:  CAN is a modal verb (called "modal"): Modals are used before ordinary verbs. CAN is used to express meanings such as…

It's time to do, it's time to did, it's about time you did something It's time to + PRESENT TENSE: it's time to do, it's time to go: ... When…