(Units 1 ～ 4) 阶段质量评估 (120 分钟 150 分 )第二部分 英语知识运用（共两节，满分 45 分）第一节 单项选择（共 15 小题；每小题 1 分，满分 15分）21. Ladies and gentlemen, please fasten your seat belts. The plane_______ . ［ 2010 重庆模拟］A. takes off B. is taking offC. takes up D. is taking up【解析】选 B 。句意：女士们先生们，请系好安全带。飞机就要起飞了。 take off 表示飞机起飞，用现在进行时表将来。22. I wonder if it was not until midnight _______they reached the campsite. A. that B. when C. while D. as【解析】选 A 。考查强调句型及名词从句用法。此处强调部分为状语 not until midnight ，故正确选项为 A 。23. Walter offered us a lift when he was leaving the office, but ______our work, we turned down the offer. A. not finished B. not having finishedC. finished D. having finished【解析】选 B 。考查非谓语动词用法。句意为：当沃尔特要离开办公室时他主动提出让我们搭车，但是因为还没有完成工作，我们谢绝了他提供的帮助。根据后面的 we turned down the offer 可知，说话人还没有完成工作，故要用现在分词的完成式的否定形式作原因状语，正确答案为 B 。24. I wonder how it ______that he studied very hard but didn’t pass this important exam. A. came about B. came outC. came over D. came up【解析】选 A 。考查动词短语辨析。句意为：我想知道怎么会发生这样的事，他学习很刻苦，却没有通过这次重要的考试。come about 发生； come out 出版；结果；开花； come over 过来，顺便拜访； come up 上升，被提出。25. The top leaders of the Arabs Union, as well as the China’s Premier Wen Jiabao, are holding talks in a friendly _______ . A. atmosphere B. stateC. situation D. phenomenon【解析】选 A 。考查名词辨析。句意为：阿盟首脑们以及中国总理温家宝正在友好的气氛中进行会谈。 atmosphere 气氛 , 氛围，与句意相符； state 状态，状况； situation 形势，处境；phenomenon 现象。26. —I am travelling to Japan tomorrow. Would yo...
