This verb follows the standard English past tense rule: simply add -ed to the base form.
Inject is regular. It follows the Standard -ed rule.
Use past time markers: "Yesterday, she injected to the store."
No. Use "did not inject" (not "did not injected").
The verb inject follows the standard English past tense conjugation rule. When forming the past tense, inject becomes injected. This follows the Standard -ed pattern, which is one of the most common conjugation rules in English.
Understanding why inject becomes injected helps with spelling and pronunciation. This verb follows the standard English past tense rule: simply add -ed to the base form.
When using injected 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 injected to the store." The past tense form does not change based on the subject — I injected, you injected, he/she injected, we injected, they injected.