27. Which of the following is true of the Bilski case?

　　[A] Its ruling complies with the court decisions

　　[B] It involves a very big business transaction

　　[C] It has been dismissed by the Federal Circuit

　　[D] It may change the legal practices in the U.S。

　　28. The word “about-face” (Line 1, Para 3) most probably means

　　[A] loss of good will

　　[B] increase of hostility

　　[C] change of attitude

　　[D] enhancement of density

　　29. We learn from the last two paragraphs that business-method patents

　　[A] are immune to legal challenges

　　[B] are often unnecessarily issued

　　[C] lower the esteem for patent holders

　　[D] increase the incidence of risks

　　30. Which of the following would be the subject of the text?

　　[A] A looming threat to business-method patents

　　[B] Protection for business-method patent holders

　　[C] A legal case regarding business-method patents

　　[D] A prevailing trend against business-method patents

　　Text 2 參考答案 26-30題 DDCBA

　　Text 3

　　The Accidental Influentials

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