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