Day 1Take a break in space (P1)Choose the best answer:1. What can we learn about Aurora Station?A. It will be open to guests in 2021.B. It can only serve four guests at a time.
21世纪报社版权所有,未经书面授权,禁止转载或建立镜像。 主办单位:中国日报社 Copyright by 21st Century English Education Media All Rights Reserved 版权所有 复制必究 京ICP备13028878号-12京公网安备 11010502033664号