has left是什麼時態

例句：

The old system has left a mixed legacy.

舊制度留下的遺產有好有壞。

Drought has left more than two million people close to starvation

乾旱讓兩百多萬人瀕臨餓死。

Inflation has left them way behind.

通貨膨脹使他們遠遠落後了。

His spirit has left him and all that remains is the shell of his body.

他已靈魂出竅，剩下的'只是他的軀殼。

The company's closure has left many small businessmen in desperate financial straits.

該公司的倒閉讓很多小商人陷入了經濟困境。