If it has a correct gender specific noun. If its singular or plural. Irregular verbs. The fact there is two different verbs. Past tense or current. Verb of change. Spanish prepositions. Direct and indirect pronouns. The word gustar.
Okay the first one is ALTOS, the second one is SERIAS, and the last one (I'm pretty sure) is SIMPATICA.
Translated by Mimiwhatsup: Marta and Juanita always answer all of Teacher Fernando's Questions in the history class. They are intelligent.
B. Inteligentes