1. Reviewer：The book Art’s Decline argues that European painters today lack skills that were common among European painters of preceding centuries.In this the book must be right, since its analysis of 100 paintings，50 old and 50 contemporary, demonstrates convincingly that none of the contemporary paintings are executed as skillfully as the older paintings.
Which of the following points to the most serious logical flaw in the reviewer’s argument?
(A) The paintings chosen by the book’s author for analysis could be those that most support the book’s thesis.
(B) There could be criteria other than the technical skill of the artist by which to evaluate a painting.
(C) The title of the book could cause readers to accept the book’s thesis even before they read the analysis of the paintings that supports it.
(D) The particular methods currently used by European painters could require less artistic skill than do methods used by painters in other parts of the world.
(E) A reader who was not familiar with the language of art criticism might not be convinced by the book’s analysis of the 100 paintings.
2.A computer equipped with signature-recognition software, which restricts access to a computer to those people whose signatures are on file，identifies a person’s signature by analyzing not only the form of the signature but also such characteristics as pen pressure and signing speed.Even the most adept forgers cannot duplicate all of the characteristics the program analyzes.
Which of the following can be logically concluded from the passage above?
(A) The time it takes to record and analyze a signature makes the software impractical for everyday use.
(B) Computers equipped with the software will soon be installed In most banks.
(C) Nobody can gain access to a computer equipped with the software solely by virtue of skill at forging signatures.
(D) Signature-recognition software has taken many years to develop and perfect.
(E) In many cases even authorized users are denied legitimate access to computers equipped with the software.
3. Start—up companies financed by venture capitalists have a much lower failure rate than companies financed by other means Source of financing，therefore，must be a more important causative factor in the success of a start-up company than are such factors as the personal characteristics of the entrepreneur, the quality of strategic planning，or the management structure of the company.
Which of the following，if true，most seriously weakens the argument above?
(A) Venture capitalists tend to be more responsive than other sources of financing to changes in a start-up company’s financial needs.
(B) The strategic planning of a start-up company is a less important factor in the long-term success of the company than are the personal characteristics of the entrepreneur.英语作文
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