单项选择题

Transgenic mammals that secrete monoclonals in their milk can generate one gram of antibody for roughly $100—one third the price of traditional production methods, most scientists agree, but still too expensive to be______.

(A) revolutionary
(B) efficient
(C) cost-effective
(D) regarded
(E) feasible

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单项选择题

Roger’s understanding of the pointillist technique is profound, albeit thoroughly ______; there are few who can______his talent, recognized often and justly, for understatement and economy in the use of color.

(A) specialized… match
(B) brilliant… imitate
(C) needless… disregard
(D) ill-founded … approximate
(E) inventive … simulate

单项选择题

With the continuing accomplishments of the human genome project, ambitious strategies to identify DNA sequences that are important in mammalian gene regulation are becoming increasingly______.

(A) stellar
(B) feasible
(C) prominent
(D) intrusive
(E) utile

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