确信

wǒ què xìn zhè yī chóng gāo lǐ xiǎng yī dìng néng shí xiàn

我确信这一崇高理想一定能实现。

I am confident that the great ideal will be realized.

jǐng chá què xìn tā zāo dào le bǎng jià

警察确信她遭到了绑架。

The police are sure that she was kidnapped.

wǒ duì cǐ shì què xìn wú yí

我对此事确信无疑。

I am sure of this matter.

hé shí lái jīng qǐng gěi wǒ yī gè què xìn

何时来京，请给我一个确信。

Please let me know exactly when you are coming to Beijing.

bù guǎn shì chéng yǔ fǒu qǐng jǐn kuài gěi wǒ gè què xìn

不管事成与否，请尽快给我个确信。

Whether successful or not, just send definite news.