it is just my luck to get caught in the rain. 1、这里根本没有否定形式,为何用运气不佳, 这就是你对英语文化不了解了 it's my luck!在交际用语中,不是说“好运气”而往往指“倒霉”的意思. 2、这里也没有被动句,为何用被雨淋了呢. get caught..这里的get相当于be动词的用法,属于被动. 为何在句子中正确使用who 和whom, 做从句的主语用who,如it was Mary who helped me 做宾语就要用宾格whom