This verb follows the standard English past tense rule: simply add -ed to the base form.
Fill is regular. It follows the Standard -ed rule.
Use past time markers: "Yesterday, she filled to the store."
No. Use "did not fill" (not "did not filled").
The verb fill follows the standard English past tense conjugation rule. When forming the past tense, fill becomes filled. This follows the Standard -ed pattern, which is one of the most common conjugation rules in English.
Understanding why fill becomes filled helps with spelling and pronunciation. This verb follows the standard English past tense rule: simply add -ed to the base form.
When using filled 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 filled to the store." The past tense form does not change based on the subject — I filled, you filled, he/she filled, we filled, they filled.