1. Possesive
我的书 wǒ de shū
my book / mi libro
2. Complement of a noun
我有一本红色的书。 Wǒ yǒu yì běn hóngsè de shū.
I have a red book. / Tengo un libro rojo.
Uses of 得
1. Complement of State / Degree
你汉语说得很好。 Nǐ Hànyǔ shuō de hěn hǎo.
You speak Chinese very well. / Tú hablas chino muy bien.
2. Complement of Possibility
我找不到钥匙。 Wǒ zhǎo bù dào yàoshi.
I can't find the key. / No consigo encontrar la llave.
Uses of 地
Complement of State / Degree
她高兴地笑。 Tā gāoxìng de xiào.
She smiles happily. / Ella sonríe felizmente.
Note: 地 transforms an adjective into an adverb.
Nota: 地 transforma un adjetivo en un adverbio.
今天的作业你做得不好，因为你没认真地听课。
Jīntiān de zuòyè nǐ zuò de bùhǎo, yīnwèi nǐ méi rènzhēnde tīngkè.
You didn't do today's homework well because you didn't pay attention to the class.
No has hecho bien las tareas de hoy porque no has prestado atención a la clase.