【题目】My father is considering ________ a computer, which is considered ________ a great help in our work and study.
A.to buy; to beB.buying; being
C.buying; to beD.to buy; being
在线课程【答案】C
【解析】
考查动词的固定结构和语态。句意：我在考虑买一台电脑，电脑被认为是对我的工作和学习是非常有帮助的。常用短语consider doing sth考虑做某事，被动结构是be considered to do表示“被认为……”，故选C项。