第12题: [多项选择]一辆重型柴油车购买不到半年,驾驶员反映与车队里同时购买的相同型号的汽车相比,明显感觉加速无力。针对该车故障,下列检测项目中不必进行的项目有:() A. 排气烟度 B. 滑行阻力 C. 气缸压缩压力 D. 车轮定位 参考答案:C,D 答案解析:汽车加速无力与车轮定位角没关系,首先排除。车龄半年较短,整个车队就此一台车加速无力,所以气缸压力过小引起发动机功率不足的原因可以排除。滑行阻力过大,会造成汽车底盘输出功率降低。进行排气烟度的检测,以便分析发动机的工作状况,例如,排气烟度过大有可能是进气系统堵塞引起的,燃烧不充分,发动机功率降低。
第24题: [单项选择]The Japanese staff complained to the American manager because ______. A. the American manager had lied to them B. the salary increases were insufficient C. most staff had not received salary increases D. there was a misunderstanding of the word "fair" 参考答案:D 答案解析:[解析] 文章第三段后半部分举的例子提到了题干中的事例,该段最后那个美国经理说道"It took me… to realize that…‘fair’,to my staff,meant being