The pronounciation of -ED depends on which sound it follows.
10 Sentences of Modals Should, Examples of Should Sentences
45 Sentences of Should, Example Sentences with Modal Should
Modal Verbs Should Sentences, Examples of Should Sentences
10 Sentences of Verbs, Verbs Examples Sentences
Verb Sentences Examples, 90 Verb Example Sentences
95 Negative Sentences Examples, 95 Negative Sentences Examples
