We have done half the work so far. we’ll have finished it by December. A. UnluckilyB. Fo

问题补充：

We have done half the work so far. , we’ll have finished it by December.

A. Unluckily

B. Fortunately

C. Hopefully

D. Thankfully

答案：

A. Unluckily

B. Fortunately

(答案→)C. Hopefully

D. Thankfully

解析：考查副词。A不幸运地；B不幸地；C有希望地；D感谢地

句意：我们目前做了一半的工作。有希望的是，我们将会到12月份完成。