2 sentences

1. 他练就了扎实的舞蹈基本功。

   tā liàn​jiù le zhā​shi de wǔ​dǎo jī​běn​gōng.

   He has developed solid fundamental dance skills.

   Source: Dong Chinese Dictionary

2. 掌握基本功对学习任何技能都非常重要。

   zhǎng​wò jī​běn​gōng duì xué​xí rèn​hé jì​néng dōu fēi​cháng zhòng​yào.

   Mastering basic skills is very important for learning any skill.

   Source: Dong Chinese Dictionary