21-22. Unlike most warbler species, the male and female blue-winged warbler are very difficult to tell apart.
(A) Unlike most warbler species, the male and female blue-winged warbler are very difficult to tell apart.
(B) Unlike most warbler species, the gender of the blue-winged warbler is very difficult to distinguish.
(C) Unlike those in most warbler species, the male and female blue-winged warblers are very difficult to distinguish.
(D) It is very difficult, unlike in most warbler species, to tell the male and female blue-winged warbler apart.(E)
(E) Blue-winged warblers are unlike most species of warbler in that it is very difficult to tell the male and female apart.
A为什么不对?? 看讨论也没有定论.
比较对等否?? 为什么不对等?
tell apart的用法对否?
谢谢 |