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