Section 8
1. Since it is now ____ to build the complex central processing unit of a computer on a single silicon chip using photolithography and chemical etching, it seems plausible that other miniature structures might be fabricated in _____ ways.
(A) unprecedented…undiscovered
(B) difficult…related
(C) permitted…unique
(D) mandatory…congruent
(E) routine…similar
(1) central processing unit of a computer : CPU
(2) plausible: 1. superficially fair, reasonable, or valuable but often specious<a plausible pretext>
2. superficially pleasing or persuasive <a swindler… , then a quack, then a smooth, plausible gentleman — R. W. Emerson>
3. appearing worthy of belief <the argument was both powerful and plausible>
(3) mandatory: adj. 强制性的(containing or constituting a command, obligatory) ~ retirement age
(4) routine: adj. 1. 常规的,普遍的(of a commonplace or repetitious character, ordinary )
2. 例行公事的(of, relating to, or being in accordance with established procedure)~ business