Hello-World

The simple past for regular verbs is pronounced as t, d or ed.
If the infinitive ends in a t or d sound, the ending is pronounced as "ed"

start	decide	insist	permit	finish
started	decided	insisted	permited	finished

If the infinitive ends in e, just add d:

love	move	save	agree	arrive	live
loved	moved	saved	agreed	arrived	lived

If the infinitive ends in a short stressed vowel followed by a consonant, double the vowel and add ed:

stop	beg
stopped	begged

If the infinitive ends in a consonant followed by a y, change the y to i and add ed:

cry	apply	carry
cried	applied	carried

Infinitives that end in a vowel followed by y just add ed:

enjoy	stay
enjoyed	stayed