"Will you be able to finish the job this week?"    " ___ ."
A．I can't say itB．I don't know that
C．I'm not sure thisD．I don't expect so
D
I don't expect so.=" I" expect not. 能這樣使用的動詞還有 Believe, think和 suppose;而在hope等動詞后，否定形式只有 I hope not.不能說 I don't hope so.
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