Could happen VS could have happened?

Could happen is used when something actually had happened in the past.. On the other hand, could have happened is used when something didn’t happen however might have happened..

What is the difference between happen and happened?

what happen or what happened? Explanation: The past tense, ‘happened’ is correct. In the context offered, you are asking what (events) happened that changed or effected Jen.

Could have been Vs could have?

The former goes with any word. “I could have gone with him” or “I would have gone with her.” The latter is just adding a verb to the former, the past tense of to be, which is a linking verb. “I could have been a student” or “I would have been at this place.” TL;DR: The former is just the auxiliaries.

How could this happen or happened?

As to the difference between “happen” and “have happened,” it’s simply a matter of temporal perspective. In “How could this happen,” happen is an infinitive, and infinitives don’t show tense.

What’s the difference between would have and could have?

‘Would have’ is used to denote the possibility of something, whereas ‘could have’ is used to indicate certainty or ability of something. ‘Would have’ shows a person’s desire to do something, but they could not, whereas ‘could have’ indicates that something was possible in the past, but it didn’t happen.

What is the difference between could have and can have?

Gillian can have her friends over after school. I can have a whole bottle of wine with my dinner if I so desire. It implies permission or ability. Could have implies the same thing except that the opportunity is not immediate or is based on a contingency, or that the statement is contrary to actual fact.

What is the difference between could have and could of?

This chart, which charts could have vs. could of, isn’t completely exhaustive since it only looks at books, but it still clearly illustrates a long-term usage trend. Could have is a verb phrase, but of is not even a verb. Of is a preposition, and it is not part of the modal verb phrase could have. You should never use could of.

When to use ‘could happen’ vs ‘could have happened’?

Something didn’t happen in that town and the folks can’t believe that how that thing couldn’t happen in their town.. So, to conclude, in your first sentence, ‘could happen’ and ‘could have happened’ both can be used, depending upon the situation..

What does it mean when someone says it could have happened?

It could happen. X could have happened means X was believed able to happen because of a past or completed event. This can be used if we know it happened and we are talking about the past possibility, or if we are not sure it happened and saying the possibility still exists. I’m glad the boss didn’t fire me.

How do you use could have been in a sentence?

Could have been. “Could have been” = could have + the verb BE. (Here the verb BE is in its third form, also called: past participle) Examples: I could have been there on time if I had left home earlier. (= It was possible for me to be there on time, but it didn’t happen.)