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