文物反映一定时朗人类的社会活动。下列最能反映商朝社会生活的是(  )

小洁在使用电饭锅时闻到橡胶的焦糊味，用手摸其电源线发现很热，而其它用电器仍正常工作，请你用所学的物理知识帮小洁分析一下，发生这一现象的原因是（   ）

    Look ! This is a nice photo.

    This is a boy, ____name is Tony. That is a girl,____ name is Jenny. They are my friends.____am a girl. That is my teacher. His ____name is Smith. We call（叫） him Mr Smith. His ____name is Peter. The woman (妇女) is Miss Zhang .____ is our English teacher. So you can see ____people (人) in this photo. If you need any help, you can ____ Mr Smith at Peter g2 @gfim.com.