[問題]請問有關推薦信的問題..

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SUNY stony brook的recommendation form寫到:
Writers of letters of recommendation are requested to write a statement on this form and return two copies.
請問這是什麼意思阿??
是說要推薦者回覆兩個一模一樣的form?
還是一個form一個letter叫做two copies?

可以麻煩解答一下..謝謝!!