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