2 sentences

1. 春天到了，树木生出了新叶。

   chūn​tiān dào le, shù​mù shēng chū le xīn​yè.

   Spring has come, and the trees are growing new leaves.

   Source: Dong Chinese Dictionary

2. 春天快来了，树木都长出了嫩绿的新叶。

   chūn​tiān kuài lái le, shù​mù dōu zhǎng​chū le nèn​lǜ de xīn​yè.

   Spring is nearly here, and the trees are all sprouting tender green leaves.

   Source: Dong Chinese Dictionary