我取消了我们今晚的约会。

Wǒ qǔxiāo le wǒmen jīnwǎn de yuēhuì.

I canceled our date tonight.

比赛取消了。

Bǐsài qǔxiāo le.

The competition was canceled.

明天的会议已经取消了，请大家注意。

Míngtiān de huìyì yǐjīng qǔxiāole, qǐng dàjiā zhùyì.

The meeting tomorrow has been canceled. Please take note, everyone.