Great attention must be paid education especially in the poor area.A. developB. to devel

问题补充：

Great attention must be paid education, especially in the poor area.

A. develop

B. to develop

C. developing

D. to developing

答案：

A. develop

B. to develop

C. developing

(答案→)D. to developing

解析：本题的含义是我们必须要对发展教育给予更大注重，尤其是贫穷地区，pay attention to表示注重……的意思，to为介词，后跟动名词doing，故本题选D。