第17题: [单项选择]涡喷飞机的最佳巡航高度() A. 只取决于外界温度 B. 随重量增加而增加 C. 总是等于发动机决定的升限 参考答案:B
第18题: [填空题]The government was accused ______ (没能实现其改善城市交通状况的承诺). 参考答案:of failure to fulfill its promise to improve urban traffic conditions/of failing to fulfill its promise to improve urban traffic conditions 答案解析:[解析] 本题考查对accuse的用法及短语fulfill one’s promise to…的掌握。accuse“指责、控告”常用于accuse sb. of sth. /doing sth. 的结
第20题: [单项选择]男,足月,因脐带绕颈,宫内窘迫剖宫产娩出,羊水清,生后无呼吸,皮肤苍白,四肢松弛,心率40次/分。经清理呼吸道后仍无呼吸,心率为60次/分。清理呼吸道时有轻微反应。若经过上述处理后30秒,呼吸20~30次/分,呼吸不规则,心率106次/分。血气分析示:pH7.2,PaO45mmHg,PaCO65mmHg,BE-6mmol/L。应给予的处理是() A. CPAP B. 机械通气 C. 头罩吸氧 D. 碳酸氢钠纠正酸中毒 E. 多巴胺改善微循环 参考答案:B
第23题: [单项选择]Questions 18 to 20 are based on the following passage.What did NOT happened, when Sandburg was 13 A. He left school. B. War broke out. C. He began to write poetry. D. He joined the army. 参考答案:C 答案解析:[解析] 18-20 Carl Sandburg, born in Galesburg, Illinois, was the son of a Swedish black smith.
第32题: [单项选择]不属于上消化道内镜检查适应证的是() A. 急性胃、食管炎症,尤其是腐蚀性、坏死性炎症 B. 原因不明的上消化道出血的定位和病因诊断 C. 上腹部有症状而X线检查阴性或疑有癌变需要取活检确诊 D. X线发现溃疡或充盈缺损,性质不明 E. 咽下困难、吞咽疼痛及胸骨后烧灼感疑有"食管性胸痛" 参考答案:A 答案解析:急性胃、食管炎症属禁忌证。