不曾

wǒ bù céng kǎo lǜ guo jiè yān yǒu duō nán

我不曾考虑过戒烟有多难。

I never reflected on how difficult it would be to give up smoking.

wǒ bù céng shòu guò zhè yàng de shàn dài

我不曾受过这样的善待。

Never before have I been treated so well.

tā hái bù céng gēn zhàng fu yī qǐ dù guò yī gè shèng dàn jié

她还不曾跟丈夫一起度过一个圣诞节。

She has yet to spend a Christmas with her husband.