這句東東有沒有錯

Dealing with poverty is the priority that any future chief executive must tackle. 錯

tackle a problem

Poverty is a problem 貧窮是問題,

dealing is not a problem 處理不是問題

dealing with poverty = tackling poverty

priority 是首選，多指正面的事

2. 優先,重點;優先權;先取權[U][(+over)]Safety has high priority in factories.工廠裡安全至關重要。3. 優先考慮的事;優先配給[C]Road building is a top priority.築路是最優先考慮的事。
Should be:

Poverty is the most urgent problem that any future chief executive must tackle.

貧窮是任何未來特首要解決的問題。

And we will bring all these strengths to bear as we tackle humanity's most urgent problems. Indeed, the world has never needed MIT as much as it does now. Think how many of the major challenges of this uncertain, unsettled age are ...
web.mit.edu/newsoffice/2005/inaug-speech-sh.html - 25k -

Dealing with poverty is the most urgent task to be undertaken by any future chief executive.

解決貧窮問題是任何未來特首的首要任務。

... and describes what the committee views as the most urgent tasks to be undertaken and the future direction of the project in Japan. ... Propositions dealing with new issues will be made as warranted by the progress of the project. ...
www-alis.tokyo.jst.go.jp/HGS/report.html - 34k

I think it should be
Dealing with poverty is the (first) priority that any future chief executive must tackle.