语音讲解：
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　　What's gottensintosyou?

　　你怎么了？

　　What's the matter with you? Implies that the speaker has detected a sudden change in mood or behavior in the person.

　　你是怎么回事？意指：说话者意识到对方的心情与态度有所变化

　　I wonder what's gottensintosMarsha lately. She used to be so happy all the time.

　　真不晓得玛莎最近是怎么回事；他以前一直很快乐。