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