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He thought he was helping us with the work, he was actually in the way.
11个月前
如图是我国去年发射的“嫦娥一号”月球卫星发回的月面照片,下列与月球有关的说法,正确的是 [ ]
1年前
I can't believe ________a little bird can eat________ much food.
1年前
青少年所戴的近视眼镜是______透镜,它对光线能起到______作用.
1年前
甲,乙两火车站相距1280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?(列方程)
1年前