下图为2010年我国部分省级行政区的单位面积煤炭消耗量，读图完成下面小题。

图中显示上海的单位面积煤炭消耗量明显高于其他省级行政区，对其解释最合理的是  （  ）

蜜蜂采蜜归来，发出声音的音调变低.原因是负重增加的情况下，蜜蜂翅膀扇动的频率（   ）

    I used to spend two years working with children with disabilities. I learned that 1 and threats of punishment would result in a 2 Coming up against their 3 could only make the job harder and their behavior more extreme. I found something that 4 though.

    There was a very 5 boy in the school and a teacher who was generally very confident with the children was asked to 6 him. One day the boy joined a session (活动) in the room next to mine but then created a7He spent the entire session running 8 hitting and kicking.

    I was then working with my students when my co-worker said that this boy's teacher lost the 9.As we were talking, the boy ran in. I told my 10 that I would take care of him.

    I closed the door. He was11 energy, making a huge mess. But I could see that he was doing all these to 12 me. He needed 13 and this was the only way he knew how to ask for it. So I sat back 14 and kept quiet. Then he 15 and began making a rocket. I talked to him about it. We continued 16 this for a few minutes before I slipped into the conversation:

    “So what happened today?”

    He told me that the teacher 17 him to do what he disliked. He 18 admitted that he had enjoyed making her run around and saw it as a game. I explained that his teacher was very 19 I suggested that next time he had a session, he talk about what lie hoped to do at the start, which might be 20 for everyone. He agreed and was quiet for a moment.