Why weren’t you in class yesterday?

你怎么昨天没来上课 nǐ zěn me zuó tiān méi lái shàng kè
没么怎课天上昨来你 méi me zěn kè tiān shàng zuó lái nǐ
上课昨天你怎么没来 shàng kè zuó tiān nǐ zěn me méi lái
没你怎么来昨天上课 méi nǐ zěn me lái zuó tiān shàng kè