问题
选择题
(2014·安徽省芜湖三校一模)A recent study has ________an unexpected conclusion that the African elephant should be divided into two different species.
A．kept up with
B．made up with
C．caught up with
D．come up with
答案
答案：D
考查动词短语辨析。句意为：最近的一项研究得出一个意外结论，非洲象应被分成两个不同种类。keep up with跟上；make up with和好；catch up with追上；come up with提出。
答案： D