Question

【题目】 When ______________ a new word, you’d better ______________ a dictionary.

A. coming through；come to B. coming across；refer to

C. coming along；look up D. coming upon；look through

Answer 1

【答案】 B

【解析】句意：遇到生词的时候，你最好查下词典。come across表示＂遇到，碰到＂；refer to表示

＂参考，查阅＂。