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