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Remember this!
The past tense form of 'preexist' is preexisted. Example: The concept of time preexisted the invention of clocks. (The concept of time preexisted the invention of clocks.)
Definition of “preexist”
- to exist or occur before something else
- to be present or available beforehand
Tense sentence structure and examples:
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Notes from a Native English Speaker
Here are the general structures of a present and past participle. Remember, some verbs have an irregular form and may not follow this structure: Present Participle: [Verb] -ing Past Participle: [Verb] -ed
| Past Simple | preexisted |
| Past Continuous | preexisting |
| Past Perfect | preexisted |
Past Simple
The simple past tense is used to describe completed actions or events that occurred at a specific point in the past.
Subject + Past Simple Verb + (Object)
Example
The dinosaurs preexisted humans.
Example
The idea preexisted the implementation.
Past Continuous
The past continuous tense is used to indicate actions or events that were in progress or happening at a specific point in the past.
Subject + was/were + Present Participle + (Object)
Example
The conflict was preexisting before the negotiations.
Example
The problem was preexisting and needed to be addressed.
Past Perfect
The past perfect tense is used to show that one past action or event occurred before another past action or event, emphasizing the order of events in the past.
Subject + had + Past Participle + (Object)
Example
The tradition had preexisted for centuries.
Example
The condition had preexisted the treatment.
Is preexisted an irregular verb in the past?
No, "preexisted" is not an irregular past tense verb.
