Did it happen or happened?
The emphatic form of the simple past "happened" is "did happen." "What did happen?" is an emphatic form of "What happened?" It would be spoken as "What did happen?" with a strong stress on "did." Here are some examples of idiomatic use of "did happen." Person A: That's not what happened.
What did happen Meaning?
This is a subject question because 'what' (the question word) is the subject of the verb happened. “What DID happen?” This is an object question because 'what' ISN'T the subject of the verb happened. In a strange way, this kind of makes 'what' the object while 'did' is the subject of the verb happen.
How did it happen or how did that happen?
“How did this happen?” is the correct form. The auxiliary verb “did", followed by a noun (or pronoun or a group of words that acts as a noun) and an infinitive (happen), puts this question securely in the most usual form for past-tense questions.
Has something happened or did something happen?
Both forms are grammatically correct (contrary to the insistence of some British grammar purists). The first one (“What happened?”) is the one most of us would likely ever to need in normal life. Use “did” when we knew something had happened but wanted more details.
Is what did just happen correct?
What did just happen? – is not a correct neutral way of forming this question. 'What' here is not the object of 'happen', but the subject: It happened => What happened? 'Happen' is an intransitive verb and cannot take an object (“†It happened an earthquake” is grammatically incorrect).
When to Use happen or happens?
If something happens, it occurs as a result of a situation or course of action. When something, especially something unpleasant, happens to you, it takes place and affects you. If you happen to do something, you do it by chance. If it happens that something is the case, it occurs by chance.
What happened correct English?
Explanation: The past tense, 'happened' is correct.
What happen or whats happen?
The meaning is almost the same, but not quite. You would use "What happened?" to refer to an event in the past; "What's happened?" refers to an event in the recent past which has an effect on the present.