听力原文:There are. ten clubs here representing foreign students on campus. Their main purpose is to get the students from the same countries together, so we won't get too homesick and can help each other. (54)
【简答题】a. 1 very difficult to change or defeat 难以改变的;难以击败的;顽强的 2 determined not to change your mind, even when people think you are being unreasonable (人)固执的,执拗的,倔强的