这个题yet的用法求解答啊，各位大牛们

mike125615212

Unearthedin China,fossils of feathered dinosaurs offer the most dramatic evidence yetdiscovered of the close evolutionary relationship between dinosaurs and birds.

A.   offer the most dramatic evidence yetdiscovered of the close evolutionary relationship between dinosaurs and birds
B.   offer evidence more dramatic than what hasyet been discovered of the close evolutionary relationship betweendinosaurs and birds
C.   ! offer moredramatic evidence of the close evolutionary relationship than any yet discovered between dinosaurs and birds
D.   have offered the mostdramatic evidence of the close evolutionary relationship between dinosaurs andbirds
E.    have offered moredramatic evidence than any that has yet been discovered of the closeevolutionary relationship between dinosaurs and birds

ninamikou

选B 吧
DE时态 HAVE OFFERED 没有必要
A offer ...yet DISCOVERED 时态不平行啊
more evidence...than any yet discoved,.....more than 不平行

单调唱

yet discovered插入语，表示目前为止发现的。好像是这个意思~~

shamrockzeng

是选B么？我是这样选的，如果是的话就是yet跟现在时连用的原因吧。