问题补充:
My family consider __ a computer, which is considered __ a great help in our work.
A. buying; to be
B. buying; being
C. to buy; being
D. to buy; to be
答案:
(答案→)A. buying; to be
B. buying; being
C. to buy; being
D. to buy; to be
解析:考查非谓语动词。句意:许多家庭考虑买一台电脑,那被认为是我们工作的一大帮助。动名词表示抽象动作,不定式表示具体的将要进行的动作,结合句意,前文为抽象动作,下文为具体动作,故选A。