湯姆怎麼知道？

How did Tom know?

Source: Tatoeba

Sentence Composition

1 湯姆 Tāngmǔ Tom (name)
2 怎麼 zěnme
  1. how?
  2. what?
  3. why?
3 知道 zhīdào
  1. to know; to become aware of
  2. also pr. zhīdao