从塔顶你可以清楚地看到整座城市。

You can see the whole city clearly ___from the top of the tower.

他根据自己的亲身经历讲述了为人父母的挑战。

He spoke about the challenges of parenthood ___from his personal experience.

从环境角度来看，回收利用至关重要。

___From an environmental perspective, recycling is crucial.