The organization has decided to holdcampaign to raise money forpoor in the city.A. a; aB.

问题补充：

The organization has decided to holdcampaign to raise money forpoor in the city.

A. a; a

B. the; the

C. the; a

D. a; the

答案：

A. a; a

B. the; the

C. the; a

(答案→)D. a; the

解析：考察冠词。第一空使用a泛指一次活动；第二空是固定搭配“the+形容词”表示一类事物。或者一类人。句意：这个组织已经决定进行一次活动来为这个城市里的穷人筹集钱。故D正确。