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