题目

In order to evaluate the effect that the computer has ______ people’s life, they have handed out questionnaires to more than one thousand young citizens, all of ______are picked out at random.  A. on; whom      B. for; them         C. in; whom      D. on; them 答案：A下列不属于家庭节水行为的是（ ）A、生活用水，一水多用 B、使用节水器具C、少量使用洗涤剂 D、让水龙头滴水来节水，使水表不走数字