问题
单项选择题
时间分辨率说明相邻两次观测或预测之间的时间间隔，时间分辨率越（），时间间隔越（）。
A.高；小
B.高；大
C.低；小
D.低；大
答案
参考答案：A
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时间分辨率说明相邻两次观测或预测之间的时间间隔，时间分辨率越（），时间间隔越（）。
A.高；小
B.高；大
C.低；小
D.低；大
参考答案：A
When I was in seventh grade, I volunteered at a local hospital during the summer. I spent most of the time there with Mr. Gillespie. He never had any , and nobody seemed to care about his condition. I spent many days there his hand and talking to him, helping with anything that needed to be done. He became a close friend of mine, Mr. Gillespie was in a coma (昏迷). I left for a week, and when I came back, Mr. Gillespie was . I didn't have the courage to ask any of the nurses where he was, for they might tell me he had died. So with many questions , I continued to volunteer there. Several years later, I was at a gas station when I noticed a face. When I realized who it was, my eyes filled with tears. He was alive? I got up the to ask him if his name was Mr. Gillespie, and if he had been in a about 5 years ago. With an uncertain look on his face, he yes. I explained how I knew him. His eyes were with tears, and he gave me the warmest hug. He began to tell me when he there comatose (昏迷的), he could hear me talking to him and could me holding his hand the whole time. He thought it was an , not a person, who was there with him. Mr. Gillespie firmly believed that it was my and touch that had kept him alive. Then he told me about his life and what happened him to put him in the coma. We both cried for a while, said our goodbyes and our separate ways. Although I have not seen him since then, he fills my heart with joy every day. I know that I made a between his life and his death. More , he has made a very big difference in my life, too. I will never forget him and what he for me: he made me an angel.
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