你昨天甚麼時候睡覺？

What time did you get to bed last night?

Source: Tatoeba

Sentence Composition

=1 你 nǐ you (informal, as opposed to courteous 您 nín)
=1 你 nǐ you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)
2 昨天 zuótiān yesterday
=3 甚 shén variant of 什 shén
=3 甚 shèn
  1. excessive; undue
  2. to exceed; to be more than
  3. very; extremely
  4. (dialect) what; whatever (Taiwan pr. shén)
=4 麼 má exclamatory final particle
=4 麼 ma interrogative final particle
=4 麼 me suffix, used to form interrogative 什麼 shénme, what?, indefinite 這麼 zhème thus, etc
=4 麼 mó
  1. tiny
  2. insignificant
5 時候 shíhou
  1. time
  2. length of time
  3. moment
  4. period
=6 睡覺 shuìjiào
  1. to go to bed
  2. to sleep
=6 睡覺 shuìjué
  1. (archaic, intransitive) to wake up
  2. to wake up