这件事非你去不可。
zhè jiàn shì fēi nǐ qù bùkě 。
You're the one who has to go for this.
他非要今天走不可。
tā fēi yào jīntiān zǒu bùkě 。
He insists on leaving today.
这部电影太好了,你非看不可。
zhè bù diànyǐng tài hǎo le , nǐ fēi kàn bùkě 。
This film is so good, you have to see it.