第12题: [单项选择]A. To probe into the cause of natural disasters. B. To warn people of the enviromnental conditions. C. To formulate effective plans to help the victims. D. To study the influences of natural disasters. 参考答案:B 答案解析:[解析] W:Long time no see.So,you’re just back from a trip to the flood-stricken area.What were you
第16题: [单项选择]有诊断为肌萎缩侧索硬化的可能()。 A. 延髓、颈髓、胸髓、腰骶髓有3个部位同时出现上、下运动神经元受累 B. 延髓、颈髓、胸髓、腰骶髓有2个部位同时出现上、下运动神经元受累 C. 延髓、颈髓、胸髓、腰骶髓有1个部位同时出现上、下运动神经元受累 D. 延髓、颈髓、胸髓、腰骶髓有至少2个部位下运动神经元受累 E. 延髓、颈髓、胸髓、腰骶髓有1个部位下运动神经元受累伴感觉障碍 参考答案:C