问题 填空题

2008年5月12日,在我国四川省汶川县发生的8.0级特大地震给灾区带来了巨大的人员伤亡和经济损失.地震波分为横波和纵波,假设在本次地震中纵波在地壳的浅层以6km/s的速度传播,横波以3.5km/s的速度传播,某个地震观测站测得两波到达的时间差是200s,则该观测站距地震处______km.

答案

参考答案:1680

写作题
假设你是校报小记者,上周进行了一次采访。以下是这次采访的情况:
时间: 上周末   对象: 眼科医生(eye-doctor)王教授
主题: 我国中小学生近视(short-sightedness)问题
基本信息: (1)发生率: 略高于50%(2)人数: 世界第一
专家解读: (1)原因: 很复杂(complicated)(2)治疗: 没有哪一种药物能治愈近视
建议: 不要过度用眼,多参加户外活动;如何握笔也和近视有关
根据以上情况写一篇采访报道,100字左右,内容如下:1.采访对象和主题;2.基本信息;3.专家解读;4.建议。
___Last weekend, I______________________________________________________________________
                                                                                      
                                                                                         
                                                                                                                                                                            
                                                                                                                                                                            
                                                                                                                                                                            
                                                                                                                                                                            
                                                                                                                                                                            
                                                                                                                                                                            
                                                                                  
单项选择题