Ifdoctorswanttotestyouforsomething,閱讀理解答案

1、If doctors want to test you for something,閱讀理解答案If doctors want to test you for something, they ll usually take a blood or urine sample（ 尿樣）. But wouldn t it be much more convenient if they just asked you to breathe through a special instrumentIn fact, your breath can say a lot about you. In traditi

2、onal Chinese medicine, doctors draw a conclusion about the health state of a patient based on the smell of his or her breath; trained dogs and rats can identify the smells of the breaths of people suffering from certain cancers; traffic police also monitor drivers alcohol consumption by testing thei

3、r breaths.Just like blood and urine, your breath contains lots of “ metabolites t”he waste chemicals that the body produces, which vary from person to person. They are like personal health fingerprints, which is why scientists sometimes call them “ breathprints”, according to Science Daily.Compared

4、to blood or urine testing, breath testing takes only seconds instead of hours, and it requires neither a needle nor a container to hold the body fluids（ 液）. This means the test can be taken frequently to better detect early signs of diseases and monitor the progress of a medical treatment.On the oth

5、er hand, as an identifier, you might think that breaths are not as reliable as fingerprints since they might change based on what you eat. However, researchers in Zurich, Switzerland mapped 11 healthy volunteers chemical patterns by having them breathe through a special instrument, and they found th

6、at each pattern was unique and the patterns didn t change much throughout the day, reported BBC.“Our goal is to develop breath analysis to the point where it becomes competitive with the established（ 早已確立的 ）analysis of blood and urine, ”sa id Malcolm Kohler, professor at the University Hospital Zuri

7、ch.to the text we know that.A. breath varies from person to person based on foodB. your breath may give you away if you are not carefulC. doctors can test ones breath to find about his illnessD. trained dogs can identify people with certain cancers 26. In comparison with blood or urine testing, brea

8、th testing is .A. comfortable and convincing B. traditional and reliableC. accurate and competitive D. quick and convenientis the author s attitude toward breath testingA. Doubtful. B. Approving.C. Unconcerned. D. Worried.28. What can we infer from the textA. Breath testing is reliable and may have a bright future.B. Blood or urine testing will be less used in medical treatment.C. Docto