Fossils of A(plant) that have B(been extinct) for C(fifty million years) have been found in large deposits of amber D(near) the

admin2013-11-29  33

问题 Fossils of A(plant) that have B(been extinct) for C(fifty million years) have been found in large deposits of amber D(near) the Baltic Sea.

选项

答案A

解析 与后面的have been extinct相搭配,此处的plant应是复数。
转载请注明原文地址:https://kaotiyun.com/show/6nhO777K
0

最新回复(0)