[填空题]

{{B}} Questions 47 to 56 are based on the following passage.{{/B}}
The partnership between humans and animals dates back to the first domestication of animals in the Stone Age, as long as 9,000 years ago. But never have animals provided such {{U}} (47) {{/U}} and particular help to humans as they do today in the form of trained {{U}} (48) {{/U}} to people with disabilities. These animals, usually dogs, help people {{U}} (49) {{/U}} tasks that would otherwise be difficult or even impossible. Service animals are not {{U}} (50) {{/U}} but working animals doing a job; thus, {{U}} (51) {{/U}} such as the Americans with Disabilities Act(1990) in the United States and the Disability Discrimination Act (1995) in the United Kingdom make service animals exempt from rules that {{U}} (52) {{/U}} animals from public places and business.
The most familiar service animals are guide dogs whose job is to help people with {{U}} (53) {{/U}}weakne

最新试题

• ●    [单选题]在总压101.33kPa，温度20℃下，某空气的湿度为0.01Kg水/Kg干空气,现维持总
• ●    [单选题]下列说法错误的是( )。
• ●    [单选题]根据毒害的化学组成,毒害品还可分为( )两大类。
• ●    [判断题]《总公司铁路旅客运输服务质量规范》办公席、乘务员室各种资料、备品定位摆放，干净整齐。
• ●    [填空题]尖轨在闭合状态下,尖轨轨底与辊轮的间隙应为( )mm。
• ●    [判断题]电气设备应具有明显的标志，包括命名、编号、设备相序等。