___role the dictionary plays in my study of English

题目

___role the dictionary plays in my study of English
A how important
B what an important
C what important
D how an important 为什么选B啊?

答案

B what an important 多么重要A 选项如果后面加不定冠词 a,即写成 how important a 就是对的play an important role in 在.起重要作用,是一个固定短语 how 和 what 都可以引导感叹句,两者结构不一样,意义是一样的.1...