اعراب هم مصممون على تحقيق اهدافهم

They are determined to achieve their goals. “They” is a pronoun in the nominative case, “designers” is the predicate in the nominative case, and the marker of its case is the word “on” which is a preposition with no grammatical function. “Achieving” is a noun in the accusative case marked by a kasrah vowel. “Their goals” is a possessive phrase in the genitive case marked by a kasrah vowel. “And they” is a pronoun in the genitive case connected to the preceding phrase.