Before twelve o'clock

十二点───12 o'clock;之前───before

12 o'clock the class was dismissed.───12点下课了。

When I , it 12 o'clock.───当我醒来已经 12 点了。

would 12 o'clock be?───中午12点怎么样?

In fact, the students are at 12 o 'clock to go to bed before he gave every one of the children see her paintings.───实际上，学生们都是在12点前上床睡觉他给每一个孩子看她的画作

"It suits me to start rather late, " he said in an interview with Todd McCormack. "I start at 10 o'clock and I stop at 12. Always. "───“我很适合很迟时开始工作”，他在一次采访时说到，“我10点开始工作，12结束，常常如此。”

The next morning my bride asked me what time I got in and I told her "12 o'clock. "───隔天早上老婆问我几点回来的，我告诉她“12点。”

The stumps were pitched at 12 o'clock after a firework display.

The meeting terminated at 12 o'clock.

Have you finished lunch already? It's only 12 o'clock!

According to my watch it is already 12 o'clock.

All papers should be given in before 12 o'clock.