问题补充:
We’ll have to finish the job, .
A. long it takes however
B. it takes however long
C. long however it takes
D. however long it takes
答案:
A. long it takes however
B. it takes however long
C. long however it takes
(答案→)D. however long it takes
解析:考查状语从句。我们必须完成这项工作无论花费多少时间。