Ifyoudon’tknowhowtospellthenewwords,please         inth...

问题详情：

If you don’t know how to spell the new words, please          in the dictionary.      

A. look up them    B.  look it up  

C. look them up    D. look up it

【回答】

C

知识点：动词和动词短语

题型：选择题