1 sentence

1. 他学习很好，不仅如此，他还很乐于助人。

   tā xué​xí hěn hǎo, bù​jǐn​rú​cǐ, tā hái hěn lè​yú​zhù​rén.

   He is a great student; moreover, he is very helpful.

   Source: Dong Chinese Dictionary