OG12-136

yunshishow

136 Whereas in mammals the tinv tubes that convey nutrients to bone cells are arrayed in parallel lines, in birds the tubes form a random pattern.
(A)   Whereas in mammals the tiny tubes that convey nutrients to bone cells are arrayed in parallel lines, in birds the tubes
(B)    Whereas the tiny tubes for the conveying of nutrients to bone cells are arrayed in mammals in parallel lines, birds have tubes that
(C)    Unlike mammals, where the tiny tubes for conveying nutrients to bone cells are arrayed in parallel lines, birds' tubes
(D)    Unlike mammals, in whom the tiny tubes that convey nutrients to bone cells are arrayed in parallel lines, the tubes in birds
(E)    Unlike the tiny tubes that convey nutrients to bone cells, which in mammals are arrayed in parallel lines, in birds the tubes
答案选A。Whereas前后不是要连接2个句子么？这第2个句子in birds the tubes form a random pattern不是没有谓语呢么？

塔罗牌

因为考平行嘛
A in mammals the tiny tubes对应in birds the tubds 是最好的

mongmong

form

yunshishow

谢谢楼上哈，先前一直把form看成了from。