問題詳情
37. As a result of aging population, more and more countries plan to____ the retirement ageto sixty-eight or even seventy.
(A) regulate
(B) extend
(C) maintain
(D) remove
參考答案
答案：B
難度：簡單0.796
書單：沒有書單，新增
用户評論
【用戶】whappy501
【年級】博一上
【評論內容】 As a result of a☆☆☆☆ ...
【用戶】yuwen2797
【年級】國一下
【評論內容】As a result of ag☆☆☆ ...