语法与词汇 41.In our thinking activities, suppositional concept exists as the contrary of real concept. It makes up the insufficiency of real concept and is indispensable to the thinking activities.
【正确答案】 A
【答案解析】这两句话的意思是:在人的思维活动中,虚概念作为真实概念的对立面存在;它弥补了真实概念的不足,是人们思维活动中不可缺少的。画线词contrary意为“对立面”;opposite意为“对立面、对立物”;impact意为“碰撞、冲击”;highlight意为“最重要的事情、最精彩的部分”;foundation意为“基础、基金(会)”。根据题意,答案为A。