One of the traditional protectors of American liberty is that is has been impossible to search everyone. Thats getting not to be the case.

　　Artificial biosensors created at Auburn work totally differently from anything ever seen before. Aroma Scan, for example, is a desktop machine based on a bank of chips sensitive to specific chemicals that evaporate into the air. As air is sucked into the machine, chemicals pass over the sensor surfaces and produce changes in the electrical current flowing through them. Those current changes are logged into a computer that sorts out odors based on their electrical signatures.

　　Myers says they expect to load a single fingernail - size chip with thousands of odor receptors, enough to create a sensor thats nearly as sensitive as a dogs nose.

　　31.In the eyes of the author, conventional opinion on conflict is________.

　　A) wrong

　　B) oversimplified

　　C) misleading

　　D) unclear

　　注：文章第一句

　　32.Professor Charles R. Schwenks research shows________.

　　A) the advantages and disadvantages of conflict

　　B) the real value of conflict

　　C) the difficulty in determining the optimal level of conflict

　　D) the complexity of defining the roles of conflict

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