题目

It takes him ten minutes to c to school every day, which is more time-saving than a ride on a bus because of the heavy traffic. 答案：【1】cycle与新兴工业相比，传统工业的明显特点是 ①企业以中小型为主   ②工业集中分布 ③工业分散布局       ④技术高度集中 A．①②        B．①③       C．②④        D．③④