2022-2023学年北京市朝阳区高二（下）期末英语试卷,以下展示关于2022-2023学年北京市朝阳区高二（下）期末英语试卷的相关内容节选，更多内容请多关注我们

1、2023北京朝阳高二（下）期末英 语 2023. 7（考试时间100分钟 满分100分）本试卷共10页。考生务必在答题卡指定区域作答，在试卷上作答无效。第一部分 知识运用（共三节，30分）第一节 完形填空（共10小题；每小题1分，共10分）阅读下面短文，掌握其大意，从每题所给的A、B、C、D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。When I was in seventh grade, I volunteered at a local hospital during the summer.I spent most of the time there with Mr. Gillespi

2、e, _1_ to him and helping with anything that needed to be done. He _2_ had any visitors, and nobody seemed to care about his condition. He became a close friend of mine, even though he _3_ with only an occasional press on my hand. Mr. Gillespie was in a coma（昏迷）.Then I left for a week to vacation wi

3、th my parents, and when I came back, Mr. Gillespie was gone. I didnt have the nerve to ask the nurses where he was, for _4_ they might tell me he had died.Several years later, I noticed a _5_ face at the gas station. He was alive! I went over to ask him if it was Mr. Gillespie who was in a coma five

4、 years ago. With an uncertain look on his face, he replied yes. When I explained who I was, tears _6_ in his eyes, and he gave me the warmest hug I had ever received.Mr. Gillespie began to tell me how, as he _7_ there in a coma, he could sense my presence. He firmly believed that it was my _8_ that

5、had kept him alive. We both cried for a while, exchanged a hug, and went our separate ways.Although I havent seen him since, he fills my heart with joy every day. I know that I made a _9_ between his life and death. More importantly, he has also made an enormous influence in my life. I will never fo

6、rget him. He _10_ my help.1. A. pointingB. wavingC. listeningD. talking2.A. justB. neverC. sometimesD. always3.A. promisedB. admittedC. respondedD. operated4.A. angerB. fearC. envyD. sorrow5.A. familiarB. seriousC. typicalD. magic6.A. went backB. fell overC. dried outD. welled up7.A. layB. grewC. waitedD. tested8.A. smileB. courageC. adviceD. voice9.A

17.(10分)如图所示,一对竖直放置的平行金属板A、B构成电容器,电容为C,电容器的A板接地,板上有一小孔S,加热的灯丝K不断地向外发射电子,电子经过电压为U0的电场加速后通过小孔S,能够打在B板上.设电子的电荷量为e1,质量为m,到达B板的电子都被B板吸收,电子的初速度忽略不计.随着电子的射入,两极板之间的电势差逐渐增加,最终使电子无法打在B板上,规定大地的电势为0,求:(1)当B板吸收了N个电子时,B极板的电势为多少?(2)若A、B两极板之(2)若A、B两极板之间的距离为d,则A、B两极板之间d,(3)达到最大电势差时电容器的带电量Q.

….