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