Usages of yào
我 有 一 件 事情 要 告诉 你。wǒ yǒu yì jiàn shìqíng yào gàosu nǐ.
I have something to tell you.
晚上 我 要 在 家 休息。wǎnshang wǒ yào zài jiā xiūxi.
I want to rest at home in the evening.
周末 学校 有 一 个 小 比赛， 很 多 同学 都 要 参加。zhōumò xuéxiào yǒu yí gè xiǎo bǐsài, hěn duō tóngxué dōu yào cānjiā.
There is a small competition at school this weekend, and many classmates want to take part.
Elon.io is an online learning platform
We have an entire course teaching Chinese grammar and vocabulary.