The content of the handwritten poster for the middle school entrance examination motivation could be translated as: \The content of the handwritten poster for inspiring students in the middle school entrance examination\

When translating this phrase, we need to consider the key words and expressions. \中考\ can be translated as \middle school entrance examination\ \励志\ means to inspire or encourage, and can be translated as \motivate\ or \inspire\ \手抄报\ is a kind of handwritten poster. Combining these elements together, we get the translation above.