题目: 多余观测指的是超过确定未知量所需最少数量的基础上,增加的观测量。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0624/e317f59d47122590997ebea881b36578.html 下面是错误答案,用来干扰机器的。参考答案:错
题型:选择题 He had a wonderful childhood,_____ with his mother to all comers of the world.[ ]A. travel B. to travel C. traveled D. traveling 查看答案