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- 1Which city in China is above the clouds?Which city in Mexico has over 21 million people?
- 2We don't know _ of the visitors here; we only know some.
- 3造句,仿写(急,
- 4不定冠词是
- 5应届 应许 应允 这三个词中,“应”分别读几声?
- 6much more和many more的区别
- 7have has had或 having +been 的区别和用法
- 8My shirt is white.对划线部分提问
- 9一半径为R的半球面均匀带电,电荷面密度为a,求球心的电场强度?
- 10太阳系外距离地球最近的一颗恒星叫比邻星,它与地球的距离为360013000001300130千米,问:比邻星上的光发出多长时间才能到达地球?(已知光的速度为300000千米/秒,一年以30000000秒计算,结