【正确答案】She has a strong desire for knowledge, but she doesn't know how to obtain it.
【答案解析】此句为but连接的并列句,考查点一是“如何求知”的译法,这里要套用英语惯常表达法“not know how to do sth. (不知道如何做某事)”。其次,“对……有强烈的渴望”在英文中也有固定搭配“have a strong desire for sth. ”。最后,原文表达比较正式,考生要注意选词,例如,“求知”也可以译成“get it”,但显然“obtain it”更正式。