【单选题】Pain All of us have felt pain. We have cut ourselves. We have been burned. Or we have had headaches. Some of us suffer pain rarely_______46) Pain can take complete control of our body and mind, making...
A.
And others have painful attacks all the time.
B.
These signals travel from nerve cells in the injured area, up the spinal cord (脊髓) to the brain, and back down again.
C.
It tells us that we are injured and should do something about it.
D.
They knew little about the process of pain itself.
E.
The other message moves at a speed of only one meter a second.
F.
And they send the second, slower message of pain to the brain. 第 46 题 请选择(46)处的最佳答案.
【简答题】The pe ace talk is an important development on the peace process, _____ we have all been waiting for a long time . [ ] A . one B. what C. it D. that