他没告诉我他的手机号码。

Tā méi gàosu wǒ tā de shǒujī hàomǎ.

He didn’t tell me his phone number.

你回家以后记得告诉我。

Nǐ huíjiā yǐhòu jìde gàosu wǒ.

After you get home, remember to tell me.

我想告诉你一个好消息。

Wǒ xiǎng gàosu nǐ yí gè hǎo xiāoxi.

I want to tell you some good news.