—Do you think you will be able to finish your writing by five o’clock today? — . I’ll be b

问题补充：

—Do you think you will be able to finish your writing by five o’clock today?

— . I’ll be busy with experiments all day.

A. Not a little

B. Not a chance

C. Not to mention it

D. Not a big deal

答案：

A. Not a little

(答案→)B. Not a chance

C. Not to mention it

D. Not a big deal

解析：句意：--你认为你在5点以前能够完成写作吗？--不可能，我一整天将都在忙试验。Not a little非常；Not a chance不可能；Not to mention it不客气；Not a big deal没什么大不了的事。根据句意故选B。