题目

  IV．任务型阅读: (本题共5小题，每小题2分，共10分) Select the best heading from the list below for each paragraph in the reading passage. Use each letter ONCE only. Write the appropriate letters A~E, in the spaces numbered 61-65 on your answer sheet. (NB  There are more heading than paragraphs, so you will not use all of the headings.)                                Intellectual Disability 61.______   People with intellectual disability form one of the largest single disability groups in a community. Intellectual disability refers to a gener如图所示，质量、初速度大小都相同的A、B、C三个小球，在同一水平面上，A球竖直上抛，B球以倾斜角θ斜向上抛，空气阻力不计，C球沿倾角为θ的足够长光滑斜面上滑，它们上升的最大高度分别为hA、hB、hC，则（ 　 ）A．hA=hB=hC　　　　　　　B．hA=hB<hCC．hA=hB>hC　　　　　　　　　　　　　D．hA= hC > hB