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