做生意的目的都是为了赚钱。

Zuò shēngyì de mùdì dōu shì wèile zhuànqián.

The goal of doing business is to earn money.

他做那么多事情，目的就是为了让老板多留意他。

Tā zuò nàme duō shìqíng, mùdì jiùshì wèile ràng lǎobǎn duō liúyì tā.

He does so many things with the goal of making the boss pay more attention to him.

你为什么对我这么好，你快说你有什么目的。

Nǐ wèishénme duì wǒ zhème hǎo, nǐ kuài shuō nǐ yǒu shénme mùdì.

Why do you treat me so well? Tell me what purpose you have.