This verb follows the standard English past tense rule: simply add -ed to the base form.
Regain is regular. It follows the Standard -ed rule.
Use past time markers: "Yesterday, she regained to the store."
No. Use "did not regain" (not "did not regained").
The verb regain follows the standard English past tense conjugation rule. When forming the past tense, regain becomes regained. This follows the Standard -ed pattern, which is one of the most common conjugation rules in English.
Understanding why regain becomes regained helps with spelling and pronunciation. This verb follows the standard English past tense rule: simply add -ed to the base form.
When using regained in writing, remember that it functions as a past tense verb and typically appears with time markers like yesterday, last week, or ago. For example: "Yesterday, she regained to the store." The past tense form does not change based on the subject — I regained, you regained, he/she regained, we regained, they regained.