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