hi shalala I'm sameh from egypt
you can distinguish between the /t/ and /d/ and /ed/ when by the following
/t/ when the verb ends with k,p,n,sh,ch,s or ss
/ed/ when the verb ends with a consonant preceded with a short vowel such as visit visited
/d/ when the verb ends with a consonant preceded with a long vowel
fro any other information
my email is
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