20.(25474-!-item-!-188;#058&002354)
The human nervous system and a telephone system superficially resemble each other, not only because the former carries information in the form of electrical impulses and because all of its neural pathways converge in the brain and spinal cord, which together form a kind of central exchange.
(A) The human nervous system and a telephone system superficially resemble each other, not only because the former carries
(B) The human nervous system and a telephone system bear a superficial resemblance because theyboth carry
(C) The human nervous system bears a superficial resemblance to a telephone system both because the former carries
(D) Superficially, a telephone system resembles the human nervous system both becausethey carry
(E) There is a superficial resemblance between a telephone system and the human nervous system, not only because they both carry
Prep 解释说, they 没有指代对象,难道they 不能用于指代 The human nervous system and a telephone system ??? |