Question

【题目】—If you meet some new words，you'd better ______ in a dictionary.

—Thank you.

A. look up them B. look them up C. look out them

Answer 1

【答案】B

【解析】句意：---如果你遇到一些新单词，你最好查字典。look up查阅 ，up是副词，其宾语如果是代词，要放在中间；look out小心，留神；向外看。结合句意和选项可知答案为B。