when did this happen vs when did it happen

Both phrases are correct, but they are used in slightly different contexts. 'When did this happen?' is used when referring to a specific event or situation that is currently being discussed or is known to both the speaker and the listener. 'When did it happen?' is more general and can be used when the event or situation is not explicitly mentioned or known.

Last updated: March 15, 2024 • 3010 views

when did this happen

This phrase is correct and commonly used in English.

This phrase is used when referring to a specific event or situation that is currently being discussed or is known to both the speaker and the listener.

Examples:

When did this happen? I don't remember hearing about it before.
When did this happen? Can you give me more details?

Show examples from the web [+]

"WHEN DID THIS HAPPEN??" " Oh, I thought I told you?" is on Facebook. To connect with "WHEN DID THIS HAPPEN??" " Oh, I thought I told you?", sign up for ...
#i swear it was dark blue a month ago#when did this happen · 113 notes · punkfather · #WHEN DID THIS HAPPEN#RWBY#roosterteeth#achievement hunter.
Oct 19, 2010 ... A lot of people wanted to know when "when did this happen" happened, so: Zoidberg: Be careful Leela, doctors are very poor. Leela: Actually ...
Dec 13, 2014 ... Zwirrlicht Featured By Owner Jan 21, 2015 Hobbyist Digital Artist. This is just too epic XDD But I thought the same: "When did this happen?!" XD.

when did it happen

This phrase is correct and commonly used in English.

This phrase is more general and can be used when the event or situation is not explicitly mentioned or known.

Examples:

I heard about the accident. When did it happen?
When did it happen? I'm not sure of the exact date.

Show examples from the web [+]

When did it Happen is a site dedicated to the history of Brand Names. Whether you want to know when and where the first McDonald's opened or when the ...
and there's no need of using the auxiliary verb "do", which do happens if I say: " When did it happen?" because "When" can not be used as subject (or Why, ...
When Did it Happen? LGBT History Lesson for Grades 9-12 ... When Did it Happen? LGBT History Lesson for Grades 9-12. ViewDownload · Privacy Policy ...
When Did It Happen. An LGBT History Lesson. Age/Grade Level: Grades 9-12. Time: 35 – 60 Minutes. Materials: LGBT history cards, LGBT history answer key, ...

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when did this happen vs when did it happen