题干

如图所示晚上,在桌面上铺一张白张,把一小块平面镜平放在纸上,让手电筒的光正对着平面镜照射,则从侧面看出 

A:镜子比较暗,它发生了镜面反射

B:白纸比较暗,它发生了漫反射

C:镜子比较亮,它发生了镜面反射

D:白纸比较亮,它发生了镜面反射

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答案(点此获取答案解析)

A

同类题5

I’m an American . Years ago,I traveled to the north of Thailand. I  the heat,the noisy streets,the busy markets and the smell of Thai dish es. I enjoyed my     there very much. However,there is one thing that I wish I hadn’t done.

One day,I set off from my hotel to a temple that    me. It was a very    day. As I walked past some buildings,I glanced between two    buildings. There,an old woman in traditional clothing  on the dusty rubble(碎石).The terrible thought crossed my mind that she might be    .Feeling quite helpless,I  her. Her face was sunkissed. She looked quite beautiful but very ill. I    reached into my pocket to find some   .Then I pushed it into her hand. It was enough for her to   for a few months. At this moment,she opened her large,brown eyes and  the prize I’d given he r. I felt like the “  stranger”.

  a common language,she looked at me with the wisdom and pity that could burn into a soul. She weakly   the money. She stood up and walked away. I was  ,with the money in my hand. It took me at least a kilometer of walking to  I was quite the fool. She didn’t need money.  she needed shade,a bottle of water or just some comfort. She was the one who taught me a good  .

That evening,I sat thinking over my “kindness”. This b eautiful woman made me know that not everyone would  someone else’s money. We should be kind to others,but we should choose the right way.