i got a email form Tom on 23.May,when she was in china.

i got a email form Tom on 23.May,when she was in china.
i got a email form Tom on 23.May,when she was in china.

i got a email form Tom on 23.May,when she was in china.
我在5月23日收到了汤姆在中国期间寄来的一封电子邮件.

我于5月23日收到Tom的email， 他当时有中国。应该是he。

我得到了一个电子邮件形式汤姆在23号。也许,当她在中国吗