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