GWD 8-39

angelovevil

Q39:
Whereas in mammals the tiny 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

Answer: A

问Whereas用法

与As一致?吗

laihong

ＷＨＥＲＥＡＳ　表示转折，是连词．

steveyangxt

而且看主从句是否对仗， 很快就能排除别的了

Hi_Cynthia

有一个疑问：

whereas 在句首不是尽管的意思么？代表转折意味
可是前半句说哺乳动物的tubes如何，后半句说bird的tubes如何，bird应该不是哺乳动物啊（卵生的吧），这样用whereas的话就感觉bird应该是哺乳动物的一种一样，可显然不是的啊

呼唤NN解释一下~~

luga

哺乳动物和鸟类是可以比较的