1. Explain it simply
Put 最 right before an adjective: 最好, 最贵, 最漂亮.
It also goes before verbs of feeling like 喜欢 and 想: 最喜欢.
最 means 'the most' or '-est'.
2. Show examples
九月最好。
Jiǔ yuè zuì hǎo.
September is the best.
最 + adjective
我最喜欢踢足球。
Wǒ zuì xǐhuan tī zúqiú.
I like playing football the most.
最 + 喜欢
它的眼睛最漂亮。
Tā de yǎnjing zuì piàoliang.
Its eyes are the most beautiful.
最 right before the adjective
3. Share a tip
最 always sits directly in front of the word it intensifies, never at the end of the sentence.