问题补充:
If you don’t know the new word, you’d better __.
A. look up a dictionary
B. look up an dictionary
C. look it up in a dictionary
D. look up it dictionary
答案:
A. look up a dictionary
B. look up an dictionary
(答案→)C. look it up in a dictionary
D. look up it dictionary
解析:句意:如果你不认识新单词,你最好查字典。Look up查阅(字典),当宾语是代词时,要放在动词和副词中间,如look it up,所以选C。