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职称英语历年真题卫生B真题补全短文精选(1)

发布时间:2017-02-09        来源:华商教育
导读:职称英语历年真题卫生B真题补全短文精选。

  Lung Cancer

  The death rate due to cancer of the lungs has increased me than 800 percent in males has me than doubled in females during the last 25 years. It is considerably higher in urban industrial areas than in rural districts.46Those facts which have been mentioned most frequently are the presence of feign particles other irritants in the air (smoke particles, smog,exhaust fumes), the smoking of cigarettes cigars.

  47Among heavy smokers -- 21 to 30 cigarettes per day -- the mtality rate from lung cancer is nearly 17 times the rate from nonsmokers. It is expected the death rate among women will increase as the present high rate of smoking among women has its effect.

  Sometimes cases of lung cancer are discovered at the time an X-ray is taken f the purpose of detecting tuberculosis.48Early detection is absolutely essential if any possibility of cure is to be maintained. Modem X-ray machines in competent hs pose such slight danger, at least to those over 40 years of age that this would be much me than offset by the advantages of discovering a tum while it is small enough to be completely removed.

  49The tum may grow until the bronchus is blocked, cutting off the supply of air to that lung. The lung then collapses, the secretions trapped in the lung spaces become infected, with a resulting pneumonia the fmation of a lung abscess. 50 The only treatment that offers a possibility of cure, befe secondary growths have had time to fm, is to remove the lung completely. This operation is called pneumonectomy.

  Malignant tums of the stomach, the breast, the prostate gl other gans may spread to the lungs, causing secondary growths.

  A. A common fm of lung cancer is bronchogenic carcinoma, so-called because the malignancy iginates in a bronchus.

  B. Lung cancer, also known as carcinoma of the lung pulmonary carcinoma, is a malignant lung tum acterized by uncontrolled cell growth in tissues of the lung.

  C. Too often, however, a current emphasis upon the danger of exposure to radiation from X-ray machines can frighten people away from routine chest X-rays thus prevent an early diagnosis of lung cancer.

  D. Numerous studies have demonstrated a striking crelation between the death rate from lung cancer smoking habits.

  E. Such a lung cancer can also spread to cause secondary growths in the lymph nodes of the chest neck as well as in the brain other parts of the body.

  F. There are many possible causes, but it is still controversial which are most blamewthy.

  答案与解析

  46.F。空格前讲的是过去25年肺癌死亡率增加的情况;空格后提到“频繁提到的因素是接触异质颗粒和空气中其他刺激物(烟尘、烟雾、废气),以及抽烟和抽雪茄”,也就是引起肺癌的因素。由此可知,空格处也应谈及引起肺癌的原因。故正确答案为F。

  47.D。空格后两旬介绍的都是抽烟与肺癌死亡率之间关系的例子,选项D“一系列研究表明,肺癌的死亡率与吸烟的习惯之间存在着明显的关系”是对空格后内容的总结,符合题意。

  48.C。空格前一句提到,有时肺癌是在进行x射线检查结核病时发现的;空格后提到,如果想要保持治愈的可能,尽早发现绝对重要,所以空格处也是一个介绍肺癌的检查。选项C“但是,当前强调接触X射线机的放射线的危险常常也使得人们不敢去做常规的胸部X射线检查,从而不能及早对肺癌做出诊断”,与前后衔接紧密,符合题意。

  49.A。空格后提到,肿瘤会一直长到支气管被堵塞,切断了空气向肺的供给,所以空格处的内容应提到肿瘤与支气管。选项A“肺癌的常见类型为支气管癌,之所以这样称呼是因为恶性肿瘤产生于支气管内”,符合题意,且前后内容衔接紧密,故选A。

  【备考助手】重复词的出现是体现语义衔接的重要标志。

  50.E。空格后提到,可能治愈的唯一方法就是在继发肿瘤出现之前将肺全部切除,由此可知,空格处也应介绍继发肿瘤的情况。选项E“这种肺癌也会扩散,在胸部和颈部淋巴结、脑部以及身体的其他部位继发再生”符合题意,且与前后衔接紧密。


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