我会比你更努力的！

Wǒ huì bǐ nǐ gèng nǔlì de!

I'll work harder than you!

可是，我觉得那件蓝色的更好看。

Kěshì, wǒ juéde nà jiàn lánsè de gèng hǎokàn.

But I think that blue one is more pretty.

如果想了解更多详情，请联络我。

Rúguǒ xiǎng liǎojiě gèng duō xiángqíng, qǐng liánluò wǒ.

If you want to know more details, please contact me.