题目

我国京沪高铁列车行驶的最高时速达380km/h，合______m/s（结果取整数），这里说的列车高速行驶是以______作为参照物的。乘坐该列车通过40km的路程，需要的时间为______min（结果取整数）。 答案：【答案】106 地面（路旁的树木、铁轨等） 6 【解析】[1]我国京沪高铁列车行驶的最高时速380km/h＝380×m/s≈106m/s[2]列车高速行驶时，与地面、路旁的树木、铁轨等之间的位置不断变化，是运动的，故这里说的列车高速行驶是以地面（路旁的树木、铁轨等）作为参照物的。[3]乘坐该列车通过40km的路程，需8、It was my first day at school. I felt nervous and scared. I went to all my class with no   1  . It felt like no one cared. I listened anxiously to all the lessons and   2  for lunch break at one o'clock. Then finally the bell rang. It was time to  3  and have fun. In the   4   line I met a new friend who wore a hijab(伊斯兰头巾) on her head, and  5   I am Jewish, we got along fine, and I was so  6  when she said, "Sit with us, at our table." She   7  to the one next to the door. So I  8  , and took my tray and was about to walk with her across the floor, when suddenly I felt a   9 . "Hey, I saw you on the bus," said a tall girl in a long skirt: "I see your Jewish star necklace. You should   10  with us." At that moment I looked   11 , and that's when I noticed, to my   12 , the nations of the world,   13   themselves. That's what I saw through my own eyes. The Spanish only sat with   14  , the Hindus only with Hindus. The Russians   15  with the Russians, and  16  the Arabs with the Jews. I saw the reason why   17  get started. Everyone sticks to their own kind. The lunchroom was a map of the world. Why was everyone so  18  ? And so I  19  this girl, and went with the first, and there was no enmity(敌意). I built a 20   between two worlds when I sat with those different from me. 1.    A. friends                B. students             C. teachers            D. aims 2.    A. hoped                B. searched            C. waited              D. asked 3.    A. eat                   B. talk                C. argue               D. discuss 4.    A. breakfast              B. lunch               C. supper              D. dinner 5.    A. because               B. even if              C. as                 D. though 6.    A. annoyed               B. shocked             C. relieved             D. upset 7.    A. pointed                B. led                 C. came               D. ran 8.    A. hesitated              B. followed            C. refused             D. agreed 9.    A. strike                 B. nudge              C. pull                D. charge 10.   A. fight                  B. play                 C. sit                           D. stand 11. A. around                B. down               C. up                 D. out                                                                                                                                                                                               12. A. sadness               B. joy                 C. relief                D. surprise 13. A. gathering              B. recognizing          C. isolating             D. reuniting 14. A. Jews                 B. Spanish             C. Hindus              D. Russians 15. A. always                B. thus                C. usually              D. therefore 16. A. also                   B. sometimes           C. never               D. seldom 17. A. wars                 B. quarrels             C. debates             D. negotiations 18. A. clever                B. blind          .     C. lonely              D. funny 19. A. made fun of           B. laughed at            C. turned to            D. turned down 20. A. bridge                B. block               C. fence               D. belt 评卷人 得分 二、选择题 （每空？ 分，共？ 分）