Question

【题目】Look ! There are so many mistakes in your composition . You ____ have paid attention to it.

A. may B. must C. can D. should

Answer 1

【答案】D

【解析】句意：看！你的作文里有那么多的错误。你本应该把所有的注意力都集中在它上面的。 表示“本应该做但实际上没有做”应该用 should have done 结构，故选 D。