我回到家的时候，Ken正在读书。

Ken was reading when I came home.

Source: Tatoeba

Sentence Composition

1 我 wǒ
  1. I
  2. me
  3. my
2 回到 huídào to return to
3 家的 jiāde (old) wife
4 时候 shíhou
  1. time
  2. length of time
  3. moment
  4. period
5
K
Not in lexicon.
6
e
Not in lexicon.
7
n
Not in lexicon.
8 正在 zhèngzài to be in the process of (doing sth); to be currently ...-ing
9 读书 dúshū
  1. to read a book
  2. to study
  3. to attend school