问题
选择题
(2013·四川省宜宾五校二调)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
选D 考查动词短语辨析。句意：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”。D项符合句意。