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