When we meet some new words, we’d better in a dictionary.
A. look them up
B. look them out
C. look out them
D. look up them
网友回答
(答案→)A. look them up
B. look them out
C. look out them
D. look up them
解析：look up仰望，查阅；look out向外看，当心。句意：当我们遇到一些新单词时，我们最好在词典中查阅他们。人称代词作动词短语宾语时，一般放在介词前面，动词后面。故选A。