He puts a lot of energy into his performances.他为自己的演出付出了很多精力。

She put her heart into (writing) the letter. [=she expressed her feelings in a very open and honest way]她敞开心扉写了这封信。

They put their entire life savings into the company.他们把毕生的积蓄都投入到那家公司。

We put a lot of money into (fixing up) that house.我们花了很多钱在那所房子（的修缮）上。