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He was charged with _______ ( break) into several computer systems over the last year.
1年前
1年前
In order to protect the environment, people are greatly encouraged to travel by public ____. [ ]
1年前
各位同学,你们一定做过有趣的梦吧,请以"What a dream!"为题,写一写你梦到了什么?梦里都有谁?做了什么?
1年前
甲、乙两火车站相距1280千米,采用“和谐”号动车组提速后,列车行驶速度是原来速度的3.2倍,从甲站到乙站的时间缩短了11小时,求列车提速后的速度.
1年前