十點開始上課。

Lessons begin at ten.

Source: Tatoeba

Sentence Composition

1 十點 shídiǎn ten o'clock
2 開始 kāishǐ
  1. to begin
  2. beginning
  3. to start
  4. initial

classifier: 個
3 上課 shàngkè
  1. to go to class
  2. to attend class
  3. to go to teach a class