今天是星期二，明天是星期幾？

Today is Tuesday. Which day is it tomorrow?

Source: Tatoeba

Sentence Composition

1 今天 jīntiān
  1. today
  2. the present time; now
=2 是 shì
  1. to be (followed by substantives only)
  2. correct; right; true
  3. (respectful acknowledgement of a command) very well
  4. (adverb for emphatic assertion)
=2 是 shì variant of 是 shì
=3 星期二 Xīngqīèr Tuesday
=3 星期二 xīngqī'èr Tuesday
4 明天 míngtiān tomorrow
=5 是 shì
  1. to be (followed by substantives only)
  2. correct; right; true
  3. (respectful acknowledgement of a command) very well
  4. (adverb for emphatic assertion)
=5 是 shì variant of 是 shì
6 星期幾 xīngqījǐ which day of the week