Question

【题目】The tiger is now in danger of disappearing. So more attention ____ to protecting the tiger.

A. paid B. must pay

C. was paid D. must be paid

Answer 1

【答案】D

【解析】

试题分析：句意：老虎现在有消失的危险。所以必须更多关注保护老虎。根据句意及题干分析此空应用被动语态，其基本结构是be+动词的过去分词，答案C只是指过去关注，所以排除，故选D。