题目

阅读短文，完成各题题。 Once upon a time, there was a very special little witch (女巫). She was special because she was kind, but she had no idea how to put that kindness into practice. And she couldn’t find anyone to teach her how to do good. So the little witch was sad most of the time. One day she heard that the old witches were planning to cast a spell (咒语) on a big mountain and turn it into a volcano (火山), which would destroy (破坏) a small town. The good little witch then went to tell the people about this, but they didn’t believe her and threw stones at h5．两省城镇人口占比差异的原因是（　　）A．浙江省比青海省人口多B．浙江省比青海省人口自然增长快C．青海省比浙江省农业发达D．青海省比浙江省经济发展水平低