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