I’m considering a computer which is considered a great help to my work.A. to buy beingB.

问题补充：

I’m considering a computer, which is considered a great help to my work.

A. to buy, being

B. buying, to be

C. buy, being

D. to buying, to be

答案：

A. to buy, being

(答案→)B. buying, to be

C. buy, being

D. to buying, to be

解析：考察consider的用法。Consider doing sth,考虑 consider to do 认为

句意为，我在考虑买一台电脑，电脑被认为是对我的工作是非常有帮助的。