"Will you be able to finish the job this week?" " ___ ."
A.I can't say it
B.I don't know that
C.I'm not sure this
D.I don't expect so
答案:D
I don't expect so.=" I" expect not. 能这样使用的动词还有 Believe, think和 suppose;而在hope等动词后,否定形式只有 I hope not.不能说 I don't hope so.