1.Mr Martelly was elected in 2011, he is working on his campaign promise to make education required and free of charge for every child.

work on 影响，对…起作用；继续工作；从事于…；设法说服

The scientists are still working on inventing new methods of reaching outer space.
科学家们仍致力于发明到达外层空间的新方法gRMjN0N3^mSeyr8J。

The doctor told him that this kind of medicine may work on him.
医生对他说这种药对他可能有效_!_%fjS!ucW|]74P~。

2.The agency will invest the money through its Room to Learn program, a program seeks to increase equality in opportunities for education.

seek to 追求；争取；力图

In order to maximize profit the firm would seek to maximize output.
为了获得最大利润，这家公司会把产量增至最大ZPHkgGa|#@ist。

We will aggressively seek to control the weaponry of war.
我们会主动寻求对战争武器的管制h3j@F=DbrQ4nVho=。

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