试题详情
单项选择 适中0.65 引用1 组卷141
Even though we have made much progress in preventing the air pollution in Beijing, yet much ________ before we can have the blue sky.
A.is remained to doB.remains to be done
C.is remained to be doneD.remains to do
18-19高一上·上海长宁·期中
知识点:remain 依然,仍然不定式的被动语态 答案解析 【答案】很抱歉,登录后才可免费查看答案和解析!