The scientist( )to( )some research on wildlife for many years。

来源:百度知道 编辑:UC知道 时间:2024/06/14 00:10:05
The scientist( )to( )some research on wildlife for many years。
A has devoted , do B has devoted , doing
C has been devoted , doing D has been devoted , do
答案是C
但不知是为什么
大家帮帮忙哈

我选B.题目后面的for many years 暗示是现在完成时,而科学家致力于…是主动,不用被动语态,devote to doing 是固定搭配,所以通过排除,只有B符合题意了。

c

a