题干

--- What do you think of your E-dictionary ?
-- Helpful. It has _____ many problems about English idioms.
A.turned upB.broken up
C.taken upD.cleared up
上一题 下一题 0.65难度 单项选择 更新时间:2018-09-05 08:06:03

答案(点此获取答案解析)