成考英语：阅读理解答题技巧（十）

 The recall may hurt Symbion Inc，maker of the Jarvik-7，but it won't end the request for an artificial heart.One problem with the banned model is that the tubes connecting it to an external power source created a passage infection.Inventors are now working on new devices that would be fully placed，along with a tiny power pack，in the patient's chest.The first sample products aren't expected for another 10 or 20 years.But some people are already worrying that they'11 work- and that America's overextended healthcare programs Will lose a precious $ 2.5 billion to $ 5 billion a year providing them for a relatively few dying patients. If such expenditures（开支）cut into funding for more basic care，the net effect could actually be a decline in the nation's health. According to the passage the Jarvik-7 artificial heart proved to be________.

　　A）a technical failure

　　B）a technical wonder

　　C）a good life-saver

　　D）an effective means to treat heart disease

　　本题是考核学生根据止下文全面理解和进行正确判断的能力，问的是本文论述的Jarvik-7人造心脏性能和效果到底如何。文章一开头说Jarvik-7是一大技术成就，但文章说到：…the U.S. Food and Drug Administration concluded that the machine was doing more to endanger lives than to save them（Line -7-9）。后面又提到：Last week the agency canceled its earlier approval，effectively banning the device.这两句话提供了这个问题的答案。因此，答案：

　　The new models of artificial hearts are expected_______.

　　A）to have a working life of 10 or 20 years

　　B）to be set fully in the patient's chest

　　C）to be equipped with an external power source

　　D）to create a new passage for infection

　　本题是考核正确理解事实细节的能力。选项已的意思与文章中第二段第三句，即"Inventors are now working…in the patient's chest."的意思符合，因此选项B）是答案。