这棵年轻的树需要更多阳光才能茁壮成长。

This ___young tree needs more sunlight to grow strong.

这家咖啡馆专门播放适合年轻人的音乐。

This café plays music that appeals to ___young people.

作为一名年轻的医生，她还需要积累更多经验。

As a ___young doctor, she still needs to gain more experience.

母鸡小心翼翼地护着她的幼雏。

The hen carefully guarded her ___young.