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