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