他给我们带来好多书。有的是告诉我们如何学习的，有的告诉我们保持健康的。

He brought us lots of good books. Some tell us how to study, others tell us how to keep healthy.

youdao

他给我们带来好多书。有的是告诉我们如何学习的，有的告诉我们保持健康的。

He brought us lots of good books. Some tell us how to study, others tell us how to keep healthy.

youdao