I have heard his music before-it's realy good.
для смысла можно еще already добавить:
I have already heard his music before-it's realy good.
I have heard his music before-it's realy good.
для смысла можно еще already добавить:
I have already heard his music before-it's realy good.
Образование Present Perfect:
Have/has + V ed or Past Participle
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