1986年4月26日，在进行一项实验时，切尔诺贝利核电站4号反应堆发生爆炸，酿成世界和平利用核能史上的最惨重灾难。a．这场事故中有2人因爆炸当场死亡；b．4个月后前苏联官方公布有31人因急性辐射病死亡；c．参加救援的83.4万人中有数万人先后出现皮肤损伤、白内障、再生障碍性贫血及不育；d．事故发生后的20年内有27万人因核泄漏事故患上癌症，其中致死9.3万人；e．事故发生至今在切尔诺贝利地区，畸形婴儿的出生率仍高于其他地区。
这次事故造成的放射性污染遍及前苏联15万平方公里地区，居住在这一地区的694.5万普通居民受到的辐射伤害主要来自于（）
A.职业照射
B.医疗照射
C.公共照射
D.天然本底照射
E.以上均不是
参考答案：C
 三、完形填空（共20小题；每小题1．5分，满分30分） My classmates called me “the alien”, and they avoided me like the plague（瘟疫）. As a young boy, I 36 from a serious skin disease, which filled my arms with scars. The true 37 of my condition, however, was social: I lived a life of loneliness. Doctors predicted that I would never fully recover, but my parents encouraged me to hope for the future, teaching me that any difficulty could be 38_. I therefore took an active role in fighting against my disease, and my health 39 greatly before I graduated. I realized that my personal 40_ had led to this improvement. I regained self-confidence and made many friends at school. Years later, 41 my personal battle against disease, I learned a great deal about 42 by overcoming difficulties. I joined the Culture Club as a Special Event Director. I 43 a group of six students in organizing various activities. I was the most advanced student among the group, so I considered myself the most capable. But I quickly learned my 44 . While preparing for our first presentation, I was 45 with my team members and often rejected their 46 . I performed most of their tasks myself, allowing them to 47 me only with small details. As a result, the presentation was not very successful. The setback 48 me, and I mentioned it to the club’s director. She _49 that she trusted my ability to succeed in the future. This comment filled me with 50 , for I realized that I had never trusted my own team members. Although they were 51 in English, they had many valuable talents. I immediately 52 my policy. For our program, we had many meetings, which gave 53 to many good ideas. Most 54_, the atmosphere among us improved dramatically. We were crazy and eager to devote time to the program, _55 I learned what true leadership is. My experiences undoubtedly improved my ability to handle challenging situations. 36．A．judged B．separated C．prevented D．suffered 37．A．pain B．sign C．value D．meaning
40．A．joy B．goal C．will D．life 41．A．like B．over C．for D．in 42．A．ability B．quality C．leadership D．friendship 43．A．taught B．managed C．found D．followed 44．A．method B．mistake C．effort D．right 45．A．strict B．familiar C．patient D．satisfied 46．A．desires B．ideas C．tasks D．talents 47．A．help B．guide C．show D．remind 48．A．encouraged B．disturbed C．discouraged D．educated 49．A．found B．thought C．repeated D．responded 50．A．pride B．hope C．surprise D．delight 51．A．slow B．strong C．rich D．weak 52．A．deleted B．changed C．regretted D．considered 53．A．rise B．hand C．gift D．birth 54．A．importantly B．honestly C．necessarily D．respectably 55．A．and B．but C．or D．for |