您的问题很简单.呵呵.百度知道很高兴帮助您解决您提出的问题.
原句： They often help each other
翻译： 他们经常互相帮助.
They often help each other, so they are very good study.
他们经常互相帮助,所以他们学习都很好.
They often help each other, solidarity and fraternity, just like a family.
他们经常互相帮助,团结友爱,就像一个大家庭.
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