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