题目

Great friendships made over timeWhat kind of relationship do you think will provide you with more life satisfaction, better health and complete happiness? 【1】 A familial (家庭的) one? Surprisingly, the answer is friendship.However, it’s not possible to have true friends without first making regular friends. Have you ever thought about how long it takes to turn an acquaintance (认识的人) into a true friend? 【2】 According to lead study author Jeffrey Hall, we need to spend at least 80 hours with another person to create a true friendship with them.【3】 One group consisted of 某活动小组调查校园里的生物，发现有蜻蜓、蚂蚱、小鸟、蘑菇及各种树木花草．下面是同学们对这些生物共同特征的概述，其中错误的是（ ）A．都能进行呼吸B．都能排出体内的废物C．都能生长和繁殖D．都能自己制造有机物